| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Wauregan, Windham | 06387 |
| Postal/ZIP Codes in West Wauregan, Windham | 06387 |
| Postal/ZIP Codes in Willimantic, Windham | 06226 |
| Postal/ZIP Codes in Windham, Windham | 06280 |
| Postal/ZIP Codes in Woodstock, Windham | 06281 |
| Postal/ZIP Codes in Woodstock Valley, Windham | 06282 |