| Business | Phone |
| Clarendon Elementary School 1117 Eason Rd, Clarendon 72029 | (870) 747-3037 |
| Clarendon Elementary School Highway 79 E, Clarendon 72029 | (870) 747-3383 |
| Clarendon High School 320 N 7th St, Clarendon 72029 | (870) 747-3326 |
| Clarendon Public School 320 N 7th St, Clarendon 72029 | (870) 747-3449 |
| Clarendon Superintendent Ofc 316 N 6th St, Clarendon 72029 | (870) 747-3351 |
| Elementary Counselor 1115 Eason Rd, Clarendon 72029 | (870) 747-3447 |
| Title One Elementary 1115 Eason Rd, Clarendon 72029 | (870) 747-5654 |