| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Ottawa,
                ON City of Ottawa Canada | Princess Ave. / Rockcliffe Pkwy. (45.44599, -75.68909) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.4647 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Beaulieu Pl. / Villeneuve Private (45.42574, -75.62828) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 20.1173 | Other (At-Grade) Single-Lane | 2006 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Beauparc Private / Villeneuve Private (45.42353, -75.62725) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 22.6328 | Other (At-Grade) Single-Lane | 2006 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Jockvale Rd. / Fable St. / Weybridge Dr. (45.27378, -75.76441) | Roundabout Existing | All-Way Yield Active Pedestrian Warning (flashing yellow) | 4 Approaches 0 Driveways 32.7784 | Other (At-Grade) Single-Lane | 2007 | Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Huntmar Rd. / Rosehill Ave. (45.28658, -75.91740) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.4516 | Other (At-Grade) Single-Lane | 2007 | Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Bridgestone Dr. / Steeple Chase Dr. / Stonehaven Dr. (45.29100, -75.85860) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.5674 | Other (At-Grade) Single-Lane | 2012 | Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Brian Coburn Blvd. / Trim Rd. (45.45820, -75.44730) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 74.5586 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Brookfield Rd. / Flannery Dr. (45.37364, -75.68420) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.7886 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Cambrian Rd. / Greenbank Rd. (45.25322, -75.73580) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.9942 | Other (At-Grade) Single-Lane | 2011 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Jeanne d'Arc Blvd. / St. Joseph Blvd. (45.46416, -75.54010) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.8565 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2010 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Kanata Ave. / Keyrock Dr. / Stikine Dr. (45.32025, -75.92750) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.5527 | Other (At-Grade) Single-Lane | 2011 | Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Millenium Blvd. / Trim Rd. (45.46557, -75.45140) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.2319 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Bill Leathem Dr. / Longfields Dr. (45.29652, -75.71490) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.4456 | Other (At-Grade) Single-Lane | 2010 | Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Cresthaven Dr. / Waterbridge Dr. (45.28097, -75.70818) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.6990 | Other (At-Grade) Single-Lane | 2001 | Minimal splitter islands. ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Cresthaven Dr. / Fairpark Dr. / Timberline Private (45.27486, -75.70937) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7465 | Other (At-Grade) Single-Lane | 2002 | Minimal splitter islands. Functional Class: Local ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Ruskin St. / Melrose Ave. / Reid Ave. / Laurentian Pl. (45.39478, -75.71996) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways 31.0311 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Jockvale Rd. / Exeter Dr. / Tartan Dr. (45.27044, -75.75439) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.9398 | Other (At-Grade) Single-Lane | 2005 | Met warrants for signals. Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Kilborn Ave. / Lamira St. (45.38604, -75.67085) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.5195 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Prince of Wales Dr. / National Capital Com Driveway (45.39028, -75.70744) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 40.2598 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Converted old circle. ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Sussex Dr. / Rideau Gate (45.44456, -75.69254) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 24.3003 | Other (At-Grade) Single-Lane | 2001 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Bayview Rd. / Slidell St. / Burnside Ave. (45.40958, -75.72880) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5384 | Other (At-Grade) Single-Lane | 2010 | Functional Class: Collector ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Berrigan Dr. / Longfields Dr. (45.27827, -75.74160) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 26.0526 | Other (At-Grade) Single-Lane | 2013 | Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| Ottawa,
                ON City of Ottawa Canada | Longfields Dr. / Cambrian Rd. / Golflinks Dr. (45.25633, -75.72810) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2013 | Yield-controlled right-turn bypass lane on north leg. | 
| Ottawa,
                ON Ottawa Canada | Campeau Dr. / Huntmar Dr. (45.30107, -75.93574) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 46.2038 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2014 | Right-turn-only lanes on northwest, northeast, and southeast legs. Channelized right-turn bypass lane on southwest leg. Three-lane pedestrian crossings on three legs. ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Campeau Dr. / Palladium Dr. (45.29718, -75.94220) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.4859 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Fernbank Rd. / Shea Rd. (45.25710, -75.89707) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.9474 | Other (At-Grade) Single-Lane | 2014 | Replaces offset T intersections. ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Robert Grant Ave. / Cope Dr. (45.26831, -75.89020) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.0277 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Robert Grant Ave. / Bobolink Ridge (45.27034, -75.89213) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 43.7072 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Robert Grant Ave. / Abbott St. E (45.27428, -75.89569) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.8637 | Other (At-Grade) Single-Lane | 2016 | Only two approaches upon initial opening in 2016. ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Bridgestone Dr. / Foxhall Way (45.28613, -75.85775) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 14.2849 | Other (At-Grade) Single-Lane | 2016 | Temporary signs, markers, and curbs instead of permanent features. ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Cedarview Rd. / Jockvale Rd. (45.27494, -75.77762) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.3732 | Other (At-Grade) Single-Lane | 2014 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Longfields Dr. / Beatrice Dr. / Mountshannon Dr. (45.28857, -75.73400) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 26.0479 | Other (At-Grade) Single-Lane | 2014 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Goulbourn Forced Rd. / Badgeley Ave. (45.32371, -75.92870) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 26.0317 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | King Edward Ave. / Union St. (45.43738, -75.69400) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 20.9512 | Other (At-Grade) Single-Lane | 2013 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Anderson Rd. / Weir Rd. / Renaud Rd. (45.41979, -75.56765) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.4005 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Old Montreal Rd. / St.Joseph Blvd. / Trim Rd. (45.48900, -75.47775) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.3285 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Brian Coburn Blvd. / Portobello Blvd. (45.45470, -75.46491) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.3494 | Other (At-Grade) Single-Lane | 2016 | Right-turn-only lane on north leg. ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Brian Coburn Blvd. / Fern Casey St. (45.44112, -75.50947) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.7096 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Trim Rd. / Dairy Dr. / Taylor Creek Dr. (45.49178, -75.47980) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 34.3268 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Barnstone Dr. / Cresthaven Dr. (45.27323, -75.70859) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 28.5764 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Brian Coburn Blvd. / Mer Bleue Rd. (45.44550, -75.49852) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 36.8687 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Campeau Dr. / Country Glen Way (45.30270, -75.93268) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 42.8423 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Dundonald Dr. / River Mist Rd. (45.24476, -75.73632) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 31.1134 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Ottawa,
                ON Ottawa Canada | Old Richmond Rd. / Stonehaven Dr. (45.28109, -75.83748) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | 2020 | |
| Ottawa,
                ON Ottawa Canada | Regional Road 59 / W Hunt Club Rd. (Regional Road 32) (45.30117, -75.83239) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | 2020 | |
| Ottawa,
                ON Ottawa Canada | Old Richmond Rd. / Hope Side Rd. (45.27730, -75.83512) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | 2020 | |
| Ottawa,
                ON Ottawa Canada | Longfields Dr. / Golflinks Dr. / Stanhope Ct. (45.25079, -75.71990) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2020 | |
| Ottawa,
                ON Ottawa Canada | Portobello Blvd. / Valin St. (45.47454, -75.46975) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 42.0000 | Other (At-Grade) Single-Lane | 2023 | https://www.linkedin.com/posts/graeme-stewart-70712540_a-brand-new-circle-in-orleans-the-portobello-activity-7134922398721548288-JUW2 | 
| Ottawa,
                ON Ottawa Canada | Greenbank Rd. / Half Moon Bay Rd. (45.25555, -75.73742) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | 2022 | Year Completed estimated (2021-2023). | 
| Ottawa,
                ON Ottawa Canada | Palladium Dr. / Robert Grant Ave. / Derreen Ave. (45.28924, -75.93237) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2022 | |
| Ottawa,
                ON Ottawa Canada | Campeau Dr. / Winterset Rd. (45.30466, -75.92836) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 4 Approaches 0 Driveways 56.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | Southeast leg stubbed. Completed September 2021. | 
| Ottawa,
                ON Ottawa Canada | CitiGate Dr. / CrossKeys Pl. (45.26981, -75.78722) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.0000 | Other (At-Grade) Single-Lane | 2017 | |
| Ottawa,
                ON Ottawa Canada | Barnsdale Rd. / Prince of Wales Dr. (45.24093, -75.71220) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2020 | Year Completed estimated (2020-2022). | 
| Ottawa,
                ON Ottawa Canada | Richardson Side Rd. / Huntmar Dr. (45.30944, -75.94641) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.0000 | Other (At-Grade) Single-Lane | 2020 | https://kanatanorth.ca/2020/08/05/new-roundabout-at-huntmar-and-richardson-side-road-updates/ | 
| Ottawa,
                ON Ottawa Canada | (unknown) (45.28965, -75.90432) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.0000 | Other (At-Grade) Single-Lane | 2011 | Within shopping centre. Year Completed estimated (2009-2012). | 
| Ottawa,
                ON Ottawa Canada | (unknown) (45.28800, -75.90712) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.0000 | Other (At-Grade) Single-Lane | 2011 | Within shopping centre. Year Completed estimated (2009-2012). | 
| Ottawa,
                ON Ottawa Canada | Abbott St. / Cranesbill Rd. / Rouncey Rd. (45.28287, -75.88916) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.0000 | Other (At-Grade) Single-Lane | 2018 | |
| Otsego,
                MN Wright Co. United States | 95th St. NE (CR 39) / Odean Ave. NE (45.28502, -93.59096) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | |
| Otsego,
                MN Wright Co. United States | Nashua Ave. NE / 85th St. NE (45.27443, -93.61225) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2019 | Replaced offset T-intersections. Year Completed estimated (2018-2019). | 
| Otsego,
                MN Wright Co. United States | CR 37 (65th St. NE) / CR 18 (45.24509, -93.70494) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2022 | |
| Otsego,
                MN Wright Co. United States | Labeaux Ave. NE (CSAH 19) / 70th St. NE (CSAH 38) (45.25253, -93.66335) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2020 | https://patch.com/minnesota/stmichael/wright-county-highway-38-set-open-albertville-otsego | 
| Otsego,
                MN Wright Co. United States | 90th St. NE (CSAH 39) / Parrish Ave. (CSAH 42) (45.28126, -93.56554) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 53.3400 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2020 | https://www.co.wright.mn.us/CivicAlerts.aspx?AID=1806 | 
| Otsego,
                MN Wright Co. United States | 90th St. NE (CSAH 39) / Page Ave. NE (45.28129, -93.57593) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2020 | https://www.co.wright.mn.us/CivicAlerts.aspx?AID=1806 | 
| Otsego,
                MN Wright Co. United States | 70th St. NE / Odean Ave. NE (45.25232, -93.59123) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Single-Lane | 2018 | Year Completed estimated (2018-2019). | 
| Otsego,
                MN Wright Co. United States | 70th St. NE (CSAH 38) / Oakwood Ave. NE (CSAH 137) (45.25233, -93.60055) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 53.3400 | Other (At-Grade) Single-Lane | 2015 | |
| Othello,
                WA Adams Co. United States | SR 24 (Radar Rd.) / W Bench Rd. (46.79674, -119.17656) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2020 | Elliptical shaped. ICD = 120 ft x 115 ft. | 
| Oteha,
                Auckland Auckland New Zealand | Medallion Dr. / Fernhill Way (-36.71850, 174.71655) | Roundabout Existing | All-Way Yield None | 3 Approaches 3 Driveways | Other (At-Grade) Single-Lane | ||
| Oteha,
                Auckland Auckland New Zealand | McClymonts Rd. / Medallion Dr. / Kerekin Dr. / SH 1 SB On-Ramp (-36.72444, 174.71603) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Oświęcim,
                Małopolskie Oświęcimski Poland | Rondo Augusta Kowalczyka (50.03708, 19.19489) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Oświęcim,
                Małopolskie Oświęcimski Poland | Wyzwolenia / Dworcowa (50.04086, 19.20026) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Oświęcim,
                Małopolskie Oświęcimski Poland | Powstańców Śląskich / (parking) (50.04456, 19.20570) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Oświęcim,
                Małopolskie Oświęcimski Poland | Rondo Niwa (50.04563, 19.20802) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | Stop-controlled right-turn bypass lanes on northwest and southeast legs. | |
| Oświęcim,
                Małopolskie Oświęcimski Poland | Marii Konopnickiej / Andrzeja Nideckiego (50.04931, 19.21391) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Oswego,
                IL Kendall Co. United States | Wolf Rd. / Harvey Rd. (41.69371, -88.27547) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2023 | https://patch.com/illinois/oswego/reopening-date-set-wolfs-crossing-road-new-roundabout | 
| Ostrava,
                Moravian-Silesia Ostrava Czechia | Slovenská / D1 Ramps Connection (49.85585, 18.25756) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Ostrava,
                Moravian-Silesia Ostrava Czechia | Rte 56 / D1 Ramps / Slovanska Connection (49.85646, 18.25394) | Rotary Existing | Unknown Unknown | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ||
| Östhammar,
                Uppsala County Östhammar Sweden | Rte 76 / Gammalbygatan (60.25504, 18.34575) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 33.7756 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Rådhusgatan / Arkivvägen / Jägarvallsvägen (63.18600, 14.63937) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 35.0192 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Rådhusgatan / Gränsgatan (63.17197, 14.64137) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 34.4971 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Rådhusgatan / Pampasvägen (63.18942, 14.64151) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 40.9407 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Rådhusgatan / Stuguvägen (63.17269, 14.64174) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 32.3402 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Litsvägen / Pampasvägen / Genvägen (63.18829, 14.65224) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 32.8615 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Rådhusgatan / Nedre Vattugatan (63.16570, 14.65247) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 28.0350 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Genvågen / Biblioteksgatan / Fyrvallavågen (63.17841, 14.65493) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 31.7950 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Genvägen / Stuguvägen (63.17554, 14.65685) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 18.8633 | Other (At-Grade) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Rådhusgatan / Tjalmargatan (63.16261, 14.65991) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 29.6555 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Krondikesvägen / Fagerbacken (63.16834, 14.66913) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 26.9542 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Rådhusgatan / Krondikesvägen (63.15941, 14.66960) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 31.2766 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Stuguvägen / Ryttarvägen (63.17753, 14.67118) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 40.9575 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Fagerbacken / Odenskogsvägen (63.16990, 14.68359) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 25.3356 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Rådhusgatan / Opevägen / Odenskogsvägen / Kärrvägen (63.15475, 14.68429) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 35.5963 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Fagerbacken / Hagvägen (63.16988, 14.68986) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 28.5700 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Hagvägen / Chaufförvägen (63.17413, 14.69069) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 35.5725 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ostersund,
                Jamtland County Ostersund Sweden | Hagvägen / Studuvägen / Rte 87 / E14-E45 Ramps (63.17962, 14.69087) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Ostersund,
                Jamtland County Ostersund Sweden | Hagvägen / Inspektörsvägen (63.17569, 14.69128) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 31.2590 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Österhaninge,
                Stockholm County Haninge Sweden | Rte 257 / Nynäsvägen / Templevägen (59.12237, 18.11093) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 40.4538 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Ossipee,
                NH Carroll Co. United States | Rte 28 / Rte 171 (Water Village Rd.) / Courthouse Square (43.68666, -71.12119) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2020 | https://www.conwaydailysun.com/news/local/ossipee-thanks-state-for-installing-roundabout/article_5f74f482-b0bd-11ea-b12d-9fccb24a7c41.html | 
| Osshad,
                FL Palm Beach Co. United States | SW 2nd St. / SW 2nd Ave. (26.45801, -80.07505) | Traffic Calming Circle Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Ossett,
                England Wakefield United Kingdom | A638 (Chancery Rd.) / B6128 (Owl Ln. - Leeds Rd.) (53.69290, -1.59203) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Osseo,
                MN Hennepin Co. United States | Zachary Ln. N / TH 610 EB Ramps / 96th Ave. (45.12930, -93.42241) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.5566 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2012 | ICD estimated from Google Maps linework. |