| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Buffalo, Union | 29321 |
| Postal/ZIP Codes in Carlisle, Union | 29031 |
| Postal/ZIP Codes in Enoree, Union | 29335 |
| Postal/ZIP Codes in Jonesville, Union | 29353 |
| Postal/ZIP Codes in Leeds, Union | 29031 |
| Postal/ZIP Codes in Lockhart, Union | 29364 |
| Postal/ZIP Codes in Pacolet, Union | 29372 |
| Postal/ZIP Codes in Pauline, Union | 29374 |
| Postal/ZIP Codes in Tuckertown, Union | 29031 |
| Postal/ZIP Codes in Union, Union | 29379 |
| Postal/ZIP Codes in Whitmire, Union | 29178 |