| Business | Phone |
| Ada City Schools Supt 324 W 20th St, Ada 74820 | (580) 310-7200 |
| Ada High School 1400 Stadium Dr, Ada 74820 | (580) 310-7220 |
| Ada Junior High School 223 W 18th St, Ada 74820 | (580) 310-7260 |
| Ada Public Schools 807 N Stockton St, Ada 74820 | (580) 310-6111 |
| Ada School District 324 W 20th St, Ada 74820 | (580) 332-0255 |
| Bill Brunk School 314 S Broadway Ave, Ada 74820 | (580) 310-6111 |
| Byng Public Schools 911 New Bethel Blvd, Ada 74820 | (580) 332-4282 |
| Byng School District 515 Pirate Dr, Ada 74820 | (580) 436-3020 |
| Chichasaw Nation Headstart 224 Rosedale Rd, Ada 74820 | (580) 235-0323 |
| Francis Elementary School 18461 County Road 1480, Ada 74820 | (580) 332-4114 |
| Glenwood Kindergarten 825 W 10th St, Ada 74820 | (580) 310-7283 |
| Hayes Elementary School 500 S Mississippi Ave, Ada 74820 | (580) 310-7294 |
| Homer Elementary School 1400 N Monte Vista St, Ada 74820 | (580) 332-4303 |
| Latta Elementary School 13925 County Road 1560, Ada 74820 | (580) 332-7669 |
| Latta High School 13925 County Road 1560, Ada 74820 | (580) 332-3300 |
| Latta School District 13925 County Road 1560, Ada 74820 | (580) 332-2092 |
| Pickett Center School W Of City, Ada 74820 | (580) 332-9460 |
| Pickett-Center School 9660 State Highway 19, Ada 74820 | (580) 332-7800 |
| Vanoss Junior High School 4665 County Road 1555, Ada 74820 | (580) 759-2503 |
| Vanoss School District 4655 County Road 1555, Ada 74820 | (580) 759-2251 |
| Washington Elementary School 600 W 17th, Ada 74820 | (580) 310-7303 |
| Willard Elementary School 817 E 9th St, Ada 74820 | (580) 310-7250 |