| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Alto Pass, Union | 62905 |
| Postal/ZIP Codes in Anna, Union | 62906 |
| Postal/ZIP Codes in Balcom, Union | 62906 |
| Postal/ZIP Codes in Cobden, Union | 62920 |
| Postal/ZIP Codes in Dongola, Union | 62926 |
| Postal/ZIP Codes in Jonesboro, Union | 62952 |
| Postal/ZIP Codes in Mill Creek, Union | 62961 |
| Postal/ZIP Codes in Reynoldsville, Union | 62952 |
| Postal/ZIP Codes in Saratoga, Union | 62906 |
| Postal/ZIP Codes in Ware, Union | 62952 |
| Postal/ZIP Codes in Wetaug, Union | 62926 |
| Postal/ZIP Codes in Wolf Lake, Union | 62998 |