| Transit agency | City | Vehicles operated directly | Website |
|---|---|---|---|
| Metropolitan Tulsa Transit Authority | Tulsa | 79 | Official site |
| Central Oklahoma Transportation and Parking Authority | Oklahoma City | 74 | Official site |
| Grand Gateway EDA/ Pelivan | Big Cabin | 38 | Official site |
| Northern Oklahoma Development Authority | Enid | 38 | Official site |
| Choctaw Nation of Oklahoma | Durant | 36 | Official site |
| Muskogee County Public Transit Authority | Muskogee | 22 | Official site |
| City of Lawton | Lawton | 21 | Official site |
| Muscogee (Creek) Nation | Okmulgee | 20 | Official site |
| OSU-Stillwater Community Transit | Stillwater | 18 | Official site |
| Comanche Nation | Lawton | 15 | — |
| Chickasaw Nation | Ada | 14 | Official site |
| City of Enid | Enid | 11 | Official site |
| Cheyenne & Arapaho Tribes | Concho | 8 | Official site |
| Seminole Nation of Oklahoma | Wewoka | 8 | Official site |
| Citizen Potawatomi Nation | Shawnee | 7 | Official site |
| Kiowa Tribe | Carnegie | 7 | Official site |
| Ponca Tribe of Oklahoma | Ponca City | 7 | Official site |
| United Keetoowah Band of Cherokee Indians in Oklahoma | Tahlequah | 6 | Official site |
| Pontotoc County Public Transit Authority | Ada | 5 | Official site |
| City of Guymon | Guymon | 4 | Official site |
| Town of Beaver | Beaver | 2 | Official site |
| Otoe-Missouria Tribe | Red Rock | 1 | Official site |
| City of Edmond | Edmond | 0 | Official site |
| City of Norman | Norman | 0 | Official site |
Largest first by vehicles operated directly, as each employer reports it to its federal registry.
Source: Federal Transit Administration, National Transit Database 2024 — Reporter Agency Information. Data captured September 30, 2026.