| Business | Phone |
| Del La Paz Middle School 124 S 10th St, Riviera 78379 | (361) 296-3610 |
| Sarita Public School Riviera 78379 | (361) 294-5718 |
| Riviera Independent Sch Dist Athletic Director Office, Riviera 78379 | (361) 296-3842 |
| Riviera Independent Sch Dist Library Fax, Riviera 78379 | (361) 296-3720 |
| Riviera Kaufer High School 207 9th St, Riviera 78379 | (361) 296-3607 |
| Riviera Superintendent's Ofc 203 Seahawk Dr, Riviera 78379 | (361) 296-3101 |