| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Southfield,
                MI Oakland Co. United States | Franklin Rd. / W Eleven Mile Rd. (42.48636, -83.29104) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 59.4360 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2017 | Year Completed estimated (2017-2018). | 
| Auburn Hills,
                MI Oakland Co. United States | Pioneer Dr. / Meadow Brook Rd. (42.66857, -83.21853) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2018 | Previous T-intersection shifted to east. | 
| Auburn Hills,
                MI Oakland Co. United States | N Squirrel Rd. / Squirrel Ct. (42.63475, -83.22058) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2018 | Yield-controlled right-turn bypass lane on north leg. | 
| Southfield,
                MI Oakland Co. United States | Coral Bells Dr. / Windflower Dr. / Violet Dr. (42.51039, -83.22182) | Other Unknown | Unknown None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| South Lyon,
                MI Oakland Co. United States | Nine Mile Rd. / Currie Rd. (42.44831, -83.59180) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | Opened November 21, 2022. | 
| Farmington Hills,
                MI Oakland Co. United States | Orchard Lake Rd. / (shopping center entrances) (42.52448, -83.35994) | Roundabout Existing | All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK) | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | |
| Independence,
                MI Oakland Co. United States | Knob Hill Circle (42.73975, -83.37107) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways 21.3360 | Other (At-Grade) Single-Lane | ||
| Independence,
                MI Oakland Co. United States | S Baldwin Rd, / Clarkston Rd. / W Clarkston Rd. (42.76543, -83.31409) | Roundabout Existing | All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK) | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | Elliptical shaped. Opened August 2024. https://www.rcocweb.org/675/Baldwin-RoadClarkston-Road-Roundabout-Op | 
| Commerce,
                MI Oakland Co. United States | Wixom Rd. / Sleeth Rd. / Wixom Trl. (42.58138, -83.56045) | Roundabout Unknown | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | 2026 | 2026 construction. | 
| Orion Township,
                MI Oakland Co. United States | Orion Rd. / Stoney Creek Rd. (42.77560, -83.22117) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://www.youtube.com/watch?v=SCHUqTp-aNI | 
| Independence,
                MI Oakland Co. United States | Clintonville Rd. / Waldon Rd. (42.73447, -83.34991) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://www.youtube.com/watch?v=7dLM3y1e23U | 
| Ob’,
                Novosibirsk Ob' Russia | Omskiy trakt / Stantsionnaya ulitsa / prospekt Mozzherina (54.99767, 82.68017) | Rotary Existing | Unknown Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (3+ Lane) | ||
| Oberon,
                New South Wales Oberon Australia | Albion St. / Lowes Mount Rd. / North St. (-33.69852, 149.85515) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Deutschkreutz,
                Burgenland Oberpullendorf Austria | B62 (Bahngasse -/ Ödenburger Straße) / L228 (Hauptstraße) / Listweg (47.60383, 16.62307) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Riedlingsdorf,
                Burgenland Oberwart Austria | L360 (Buchschachener Straße - Untere Hauptstraße) / Oberschützener Straße / Untere Hauptstraße (47.33772, 16.14410) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Großpetersdorf,
                Burgenland Oberwart Austria | L272 (Ungarnstraße) / Fabriksgasse (47.24260, 16.32572) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Sheldon,
                IA O'Brien Co. United States | 34th Ave. / Pavilion Way / Prairie Trail Rd. (43.18342, -95.81593) | Other Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Originally just a turnaround for trucks in 2011; an unknown time later two roads were connected. No splitter island on north leg. https://www.nwestiowa.com/news/orange-city-opens-first-roundabout/article_32eaa2b4-63e7-11ee-bfc6-2baa523c8e84.html | |
| Jackson,
                NJ Ocean Co. United States | Davidson Way W / Fairview Ln. E (40.14563, -74.35165) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Lakehurst,
                NJ Ocean Co. United States | SR 70 / SR 37 (40.01283, -74.30522) | Rotary Existing | Other Unknown | 3 Approaches 0 Driveways 167.6400 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | Yield control on circulatory roadway. ICD = 550 ft x 280 ft. | |
| Lakehurst,
                NJ Ocean Co. United States | SR 70 / Union Ave. / Pine St. / Myrtle St. (40.01174, -74.32594) | Rotary Existing | Other Unknown | 5 Approaches 0 Driveways 179.8320 | Other (At-Grade) Single-Lane | Yield control on circulatory roadway. ICD = 590 ft x 480 ft. | |
| Manchester,
                NJ Ocean Co. United States | Knoll Circle (40.02029, -74.29062) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Pedestrian access to central island. | |
| Ocean Acres,
                NJ Ocean Co. United States | Deerfield Dr. / Newport Rd. (39.74772, -74.29922) | Other Existing | Uncontrolled Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Ocean Acres,
                NJ Ocean Co. United States | Hampton Rd. / Summerhill Dr. / Lookout Dr. (39.74891, -74.29864) | Other Existing | Uncontrolled Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Ocean Acres,
                NJ Ocean Co. United States | Lookout Dr. / Highland Dr. / Arbor Rd. (39.75035, -74.29806) | Other Existing | Uncontrolled Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Ocean Acres,
                NJ Ocean Co. United States | Atlantic Hills Blvd. / Arbor Dr. (39.75069, -74.29928) | Other Existing | One-Way/Two-Way Stop Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Manahawkin,
                NJ Ocean Co. United States | Campbell Blvd. / Bennet Ln. / Holloway Ave. / (unknown) (39.71186, -74.29369) | Unknown Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Bogart,
                GA Oconee Co. United States | Westland Pkwy. / Westland Ct. / Brookside Cir. (33.89204, -83.57654) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands on two legs. | |
| Bogart,
                GA Oconee Co. United States | Diamond Way / Pearl Way / Jade St. (33.92451, -83.55792) | Other Existing | Unknown Unknown | 3 Approaches 1 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Watkinsville,
                GA Oconee Co. United States | Mars Hill Rd. / Malcom Bridge Rd. / Commerce Dr. (33.91841, -83.50918) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.7061 | Other (At-Grade) Single-Lane | 2019 | http://www.oconeeenterprise.com/news/article_3ad1a486-2152-11ea-a2e5-cb6d7c9c82fd.html ICD estimated from Google Maps linework. | 
| Seneca,
                SC Oconee Co. United States | Wells Hwy / Mormon Church Rd. / N Strawberry Farms Rd. (34.65761, -82.95173) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 20.6307 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Gillett,
                WI Oconto Co. United States | STH 32 / STH 22 / Daly Creek Rd. (44.89609, -88.24677) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.3787 | Other (At-Grade) Single-Lane | 2012 | Rural, high-speed approaches. ICD estimated from Google Maps linework. | 
| Oconto,
                WI Oconto Co. United States | STH 22 (Charles St.) / US 41 NB Ramps (44.89208, -87.89580) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 49.9203 | Freeway Ramps (Grade-Separated) Single-Lane | 2009 | Opened October 7, 2009. ICD estimated from Google Maps linework. | 
| Oconto,
                WI Oconto Co. United States | STH 22 (Charles St.) / US 41 SB Ramps (44.89205, -87.90080) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 49.9203 | Freeway Ramps (Grade-Separated) Single-Lane | 2009 | Opened October 7, 2009. ICD estimated from Google Maps linework. | 
| Odense,
                South Denmark Odense Denmark | Holkebjergvej / Vestre Blvd / Holkebjergvænget (55.36516, 10.32754) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Odense,
                South Denmark Odense Denmark | Niels Bohrs Allé / Blangstedgårds Allé / Lille Tornbjerg Vej (55.37579, 10.45089) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Odense,
                South Denmark Odense Denmark | Niels Bohrs Allé / Grevenlundsvej / Ringgaden O3 (Østre Ringvej) SB Ramps (55.37559, 10.47709) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Odense,
                South Denmark Odense Denmark | Niels Bohrs Allé / Ringgaden O3 (Østre Ringvej) NB Ramps (55.37569, 10.47949) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Odense,
                South Denmark Odense Denmark | Sekundærrute 160 (Nyborgvej) / Ringgaden O3 (Østre Ringvej) NB Ramps (55.38881, 10.47968) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Odense,
                South Denmark Odense Denmark | Sekundærrute 160 (Nyborgvej) / Ringgaden O3 (Østre Ringvej) SB Ramps (55.38898, 10.47733) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Odivelas,
                Lisbon Odivelas Portugal | Avenida Miguel Torga / Avenida Severiano Pedro Falcão / Rua Famões (38.78435, -9.19175) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Odivelas,
                Lisbon Odivelas Portugal | Avennida Doutor Augusto Pais Martins / Avenida Miguel Torga (38.78325, -9.19423) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Odivelas,
                Lisbon Odivelas Portugal | N8 (Rua Major Caldas Xavier) / Rua Guilherme Gomes Fernandes / Avenida Professor Augusto Abreu Lopes (38.79088, -9.17663) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Queijas,
                Lisbon Oeiras Portugal | N6-2 (Estrada da Amadora - Avenida de Portugal) / Rua da Mina Grande (38.72830, -9.24809) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Porto Salvo,
                Lisbon Oeiras Portugal | Estrada de Leião / Estrada de Paço de Arcos / Estrada de São Marcos / Estrada Octávio Pato (38.75093, -9.30600) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (3+ Lane) | Elliptical shaped. | |
| Linda-a-Velha,
                Lisbon Oeiras Portugal | Avenida 25 de Abril de 1974 / Alameda António Sérgio / Rua Alexandre Herculano (38.71706, -9.23763) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Linda-a-Velha,
                Lisbon Oeiras Portugal | Alameda António Sérgio / Avenida Carolina Michaelis (38.71625, -9.23698) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Linda-a-Velha,
                Lisbon Oeiras Portugal | Avenida Maximiano Lemos / Alameda Fernão Lopes / Rua Quinta das Romeiras / Rua Afonso Praça / A36 SB Ramp (38.71369, -9.22492) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ||
| Linda-a-Velha,
                Lisbon Oeiras Portugal | Avenida dos Bombeiros Voluntários de Algés / Alameda Engenheiro José Mattos e Silva / A36 NB Ramp (38.70931, -9.22470) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | Oval shaped. | |
| Caxias,
                Lisbon Oeiras Portugal | Rua Calvet de Magalhães / Avenida António Sena da Silva / Rua do Penedo (38.71033, -9.28560) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Caxias,
                Lisbon Oeiras Portugal | Avenida das Seleções / Estrada Militar / A9 SB Ramps (38.71045, -9.26562) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ||
| Hurlburt Field,
                FL Okaloosa Co. United States | Independence Rd. / Tully St. (30.41245, -86.69161) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2009 | High-speed through lane bypass on west leg. High-speed merging right-turn bypass lane on east leg. Year Completed estimated (2007-2010). | 
| Niceville,
                FL Okaloosa Co. United States | Rocky Bayou Dr. / (parking) (30.51345, -86.44694) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2015 | Painted truck apron. Year Completed estimated (2013-2018). | 
| Niceville,
                FL Okaloosa Co. United States | Revell St. / (parking) (30.51567, -86.45816) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2011 | Painted truck apron. Year Completed estimated (2010-2012). | 
| Niceville,
                FL Okaloosa Co. United States | (shopping center entrance) / (parking) (30.51614, -86.46230) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2011 | Merging right-turn bypass lane with painted splitter island on south leg. Year Completed estimated (2010-2012). | 
| Indian Lake,
                FL Okaloosa Co. United States | Drifting Sand Trl. / Two Circle Rd. (30.39286, -86.45625) | Other Existing | Unknown Unknown | 3 Approaches 2 Driveways 0.0000 | Other (At-Grade) Unknown | No splitter islands. | |
| Indian Lake,
                FL Okaloosa Co. United States | Two Circle Rd. / Drifting Sand Trl. (30.39149, -86.45615) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Kelly Plantation,
                FL Okaloosa Co. United States | Matties Way / Sand Myrtle Way (30.40372, -86.44430) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Kelly Plantation,
                FL Okaloosa Co. United States | Stilling Circle (30.40094, -86.44427) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Plantation Place,
                FL Okaloosa Co. United States | Champion Ct. / Champion Ct. (30.39701, -86.43876) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Stonebridge,
                FL Okaloosa Co. United States | Augusta Cove (30.39299, -86.43468) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Destin,
                FL Okaloosa Co. United States | Commons Dr. E / Matthew Blvd. (30.38915, -86.43053) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2009 | Year Completed estimated (2007-2010). | 
| Valparaiso,
                FL Okaloosa Co. United States | American Poets Dr. / John Steinbeck Dr. (30.49052, -86.42907) | Other Existing | Other Unknown | 4 Approaches 0 Driveways 50.4293 | Other (At-Grade) Single-Lane | Functional Class: Local ICD estimated from Google Maps linework. | |
| Valparaiso,
                FL Okaloosa Co. United States | Bluewater Blvd. / Southwind Dr. (30.48074, -86.42505) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 23.6733 | Other (At-Grade) Single-Lane | Year Completed unknown (before 1994). ICD estimated from Google Maps linework. | |
| Miramar Beach,
                FL Okaloosa Co. United States | Commons Dr. W / Home Depot Entrance (30.38823, -86.44289) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0285 | Other (At-Grade) Single-Lane | 2002 | ICD estimated from Google Maps linework. | 
| Miramar Beach,
                FL Okaloosa Co. United States | Commons Dr. W / Indian Bayou Dr. (30.39025, -86.45789) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.2091 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Valparaiso,
                FL Okaloosa Co. United States | Magnolia Plantation Blvd. / American Poets Dr. / Wild Boar Run (30.49153, -86.43196) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.6998 | Other (At-Grade) Single-Lane | Functional Class: Local ICD estimated from Google Maps linework. | |
| Destin,
                FL Okaloosa Co. United States | Mountain Dr. / Benning Dr. (30.39369, -86.49557) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.7246 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Valparaiso,
                FL Okaloosa Co. United States | Winged Foot Dr. / Windward Way (30.48207, -86.43982) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 63.8140 | Other (At-Grade) Single-Lane | Functional Class: Local ICD estimated from Google Maps linework. | |
| Fort Walton Beach,
                FL Okaloosa Co. United States | Hollywood Blvd. / Doolittle Blvd. (30.41364, -86.66468) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 29.8704 | Other (At-Grade) Single-Lane | 1994 | |
| Summerland,
                BC Okanagan-Similkameen Canada | Rosedale Ave. / Jubilee Rd. / Peacj Orchard Rd. (49.60443, -119.67769) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.0899 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Summerland,
                BC Okanagan-Similkameen Canada | Prairie Valley Rd. / Rosedale Ave. / Wharton St. (49.60060, -119.67782) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 16.2552 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Summerland,
                BC Okanagan-Similkameen Canada | Prairie Valley Rd. / Victoria Rd. S (49.59775, -119.68098) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 26.3195 | Other (At-Grade) Single-Lane | 2014 | Oval shape. Year Completed estimated (2012-2015). ICD estimated from Google Maps linework. | 
| Penticton,
                BC Okanagan-Similkameen Canada | Power St. / Wade Ave. / Vees Dr. / Park Dr. (49.49474, -119.60266) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.0000 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2004-2009) | 
| Penticton,
                BC Okanagan-Similkameen Canada | S Main St. / Galt Ave. / Pineview Rd. (49.46931, -119.58105) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2023 | Oval shaped. https://www.penticton.ca/city-services/roadwork-construction/point-intersection-construction | 
| Penticton,
                BC Okanagan-Similkameen Regional District Canada | Ellis St. / Vancouver Ave. / Marina Way (49.50304, -119.59060) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.4730 | Other (At-Grade) Single-Lane | 2004 | Signed to have trucks make 270-degree turn to turn right. ICD estimated from Google Maps linework. | 
| Oklahoma City,
                OK Oklahoma Co. United States | NW 10th St. / Walker Ave. / Classen Dr. (35.47882, -97.52121) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 30.1499 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Oklahoma City,
                OK Oklahoma Co. United States | NW 10th St. / Shartel Ave. (35.47876, -97.52561) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 26.2596 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Oklahoma City,
                OK Oklahoma Co. United States | N Classen Blvd. / NW 59th St. / N Classen Ct. (35.53318, -97.52688) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 37.9049 | Other (At-Grade) Single-Lane | 2013 | ICD estimated from Google Maps linework. | 
| Oklahoma City,
                OK Oklahoma Co. United States | NW 59th St. / N Shartel Ave. (35.53349, -97.52313) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 128.2929 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Edmond,
                OK Oklahoma Co. United States | N Meridian Ave. / NW 178th St. (W Edmond Rd.) (35.65307, -97.60285) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2018 | |
| Oklahoma City,
                OK Oklahoma Co. United States | N Phillips Ave. / NE 84th St. (35.55627, -97.50126) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.0358 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2007-2008). ICD estimated from Google Maps linework. | 
| Oklahoma City,
                OK Oklahoma Co. United States | Deep Wood Creek Blvd. / Hidden Creek Blvd. (35.59728, -97.61642) | Other Existing | Uncontrolled None | 3 Approaches 0 Driveways 31.0766 | Other (At-Grade) Single-Lane | Very small splitter islands on north and south legs, with pedestrian ramps only on one side. No yield signs. ICD estimated from Google Maps linework. | |
| Edmond,
                OK Oklahoma Co. United States | Covell Rd (NW 206th St.) / N MacArthur Blvd. (35.68210, -97.62074) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2023 | https://www.instagram.com/p/CuE7HRJt6vy/?img_index=1 | 
| Edmond,
                OK Oklahoma Co. United States | NW 206th St. (Covell Rd.) / N Meridian Ave. (35.68210, -97.60276) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2020 | |
| Starkville,
                MS Oktibbeha Co. United States | Blackjack Rd. / Oktoc Rd. (33.44708, -88.79340) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 31.8893 | Other (At-Grade) Single-Lane | 2002 | http://www.msstate.edu/web/media/detail.php?id=1874 Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Crestwood,
                KY Oldham Co. United States | Spring Hill Trace / Clore Ln. (38.33233, -85.50073) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2010 | |
| Rochester,
                MN Olmstead Co. United States | Fox Valley Dr. / Fox Knoll Dr. SW (44.00954, -92.50074) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.7826 | Other (At-Grade) Single-Lane | 2000 | Previously controlled by new Functional Class: Local ICD estimated from Google Maps linework. | 
| Rochester,
                MN Olmsted United States | 36th Ave. NW / 4th Pl. NW (44.02855, -92.51911) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 22.8600 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2022 | Driveway serves elementary school. | 
| Rochester,
                MN Olmsted United States | Clarkia Dr. NW / Gaillardia Dr. NW (44.09824, -92.50562) | Traffic Calming Circle Existing | Uncontrolled None | 4 Approaches 0 Driveways 22.8600 | Other (At-Grade) Single-Lane | 2006 | |
| Rochester,
                MN Olmsted United States | 16th St. SW / (driveways) (44.00112, -92.47502) | Other Existing | All-Way Yield None | 1 Approaches 3 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2017 | No splitter islands on three legs. Functions as cul-de-sac. | 
| Rochester,
                MN Olmsted United States | Simpson Rd. SE / 45th St. SE (43.95655, -92.42586) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 46.9392 | Other (At-Grade) Single-Lane | 2022 | |
| Rochester,
                MN Olmsted Co. United States | 65th St. NW / 55th Ave. NW (44.09390, -92.54825) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.3568 | Other (At-Grade) Single-Lane | 2022 | |
| Rochester,
                MN Olmsted Co. United States | College View Rd. E / College Dr. SE / Energy Pkwy. NE (44.02146, -92.42905) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8637 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | |
| Rochester,
                MN Olmsted Co. United States | 65th St. NW / 50th Ave. NW (44.09385, -92.53879) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2023 | |
| Rochester,
                MN Olmsted Co. United States | 48th St. SW / Commercial Dr. SW (43.95305, -92.47263) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2023 | |
| Rochester,
                MN Olmsted Co. United States | Viola Rd. NE / Century Hills Dr. NE (44.04783, -92.41933) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6717 | Other (At-Grade) Single-Lane | 2023 | |
| Rochester,
                MN Olmsted Co. United States | CSAH 44 (60th Ave. NW) / CSAH 4 (Valleyhigh Rd. NW) (44.05795, -92.55841) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2023 | https://www.olmstedcounty.gov/post/csah-4-valley-high-road-nw-and-csah-44-reconstruction | 
| Rochester,
                MN Olmsted Co. United States | Bella Terra Rd. NE / Shannon Oaks Blvd. NE (44.03676, -92.41353) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 22.8600 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | Mini-roundabout. | 
| Rochester,
                MN Olmsted Co. United States | College Dr. SE / College Pkwy. SE (north) (44.01949, -92.42918) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Single-Lane | 2000 | |
| Rochester,
                MN Olmsted Co. United States | UCR Dr. SE / Ucr Pkwy SE (south) (44.01538, -92.43011) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 46.3809 | Other (At-Grade) Single-Lane | 2000 | ICD estimated from Google Maps linework. |