| Business | Phone |
| Mangum City Street Barn 720 N Florida Ave, Mangum 73554 | (580) 782-2521 |
| Mangum Electric Power Plant 915 N Louis Tittle Ave, Mangum 73554 | (580) 782-3825 |
| Mangum Electric Warehouse 105 Roosevelt St, Mangum 73554 | (580) 782-3384 |
| Mangum Electric Warehouse 305 E Roosevelt St, Mangum 73554 | (580) 782-3384 |