Post Offices List in Knox County, Texas:
| Benjamin Post Office | 105 S Hinton St, Benjamin, TX 79505 |
| Goree Post Office | 105 N 5th St, Goree, TX 76363 |
| Knox City Post Office | 107 N Avenue A, Knox City, TX 79529 |
| Munday Post Office | 241 W B St, Munday, TX 76371 |