| 06226 Chestnut Hill | 860/959 | Windham County | Connecticut (CT) |
| 06226 Conantville | 860/959 | Windham County | Connecticut (CT) |
| 06226 Perkins Corner | 860/959 | Windham County | Connecticut (CT) |
| 06226 Willimantic | 860/959 | Windham County | Connecticut (CT) |
| 06230 Abington | 860/959 | Windham County | Connecticut (CT) |
| 06233 Ballouville | 860/959 | Windham County | Connecticut (CT) |
| 06233 Killingly | 860/959 | Windham County | Connecticut (CT) |
| 06234 BKLN | 860/959 | Windham County | Connecticut (CT) |
| 06234 Brooklyn | 860/959 | Windham County | Connecticut (CT) |
| 06235 Chaplin | 860/959 | Windham County | Connecticut (CT) |
| 06235 Mansfield Center | 860/959 | Windham County | Connecticut (CT) |
| 06235 North Windham | 860/959 | Windham County | Connecticut (CT) |
| 06239 Danielson | 860/959 | Windham County | Connecticut (CT) |
| 06239 East Brooklyn | 860/959 | Windham County | Connecticut (CT) |
| 06239 Killingly | 860/959 | Windham County | Connecticut (CT) |
| 06239 South Killingly | 860/959 | Windham County | Connecticut (CT) |
| 06241 Dayville | 860/959 | Windham County | Connecticut (CT) |
| 06241 Killingly | 860/959 | Windham County | Connecticut (CT) |
| 06241 Killingly Center | 860/959 | Windham County | Connecticut (CT) |
| 06242 Eastford | 860/959 | Windham County | Connecticut (CT) |
| 06243 East Killingly | 860/959 | Windham County | Connecticut (CT) |
| 06243 Killingly | 860/959 | Windham County | Connecticut (CT) |
| 06244 East Woodstock | 860/959 | Windham County | Connecticut (CT) |
| 06245 Fabyan | 860/959 | Windham County | Connecticut (CT) |
| 06246 Grosvenor Dale | 860/959 | Windham County | Connecticut (CT) |
| 06246 Grosvenor Dl | 860/959 | Windham County | Connecticut (CT) |
| 06247 Hampton | 860/959 | Windham County | Connecticut (CT) |
| 06255 Fabyan | 860/959 | Windham County | Connecticut (CT) |
| 06255 North Grosvendale | 860/959 | Windham County | Connecticut (CT) |
| 06255 North Grosvenordale | 860/959 | Windham County | Connecticut (CT) |
| 06255 North Grosvenordl | 860/959 | Windham County | Connecticut (CT) |
| 06256 North Windham | 860/959 | Windham County | Connecticut (CT) |
| 06256 South Chaplin | 860/959 | Windham County | Connecticut (CT) |
| 06256 Windham | 860/959 | Windham County | Connecticut (CT) |
| 06258 Pomfret | 860/959 | Windham County | Connecticut (CT) |
| 06259 Elliot | 860/959 | Windham County | Connecticut (CT) |
| 06259 Pomfret Center | 860/959 | Windham County | Connecticut (CT) |
| 06259 Pomfret Landing | 860/959 | Windham County | Connecticut (CT) |
| 06259 Ponfret Center | 860/959 | Windham County | Connecticut (CT) |
| 06260 East Putnam | 860/959 | Windham County | Connecticut (CT) |
| 06260 Laurel Hill | 860/959 | Windham County | Connecticut (CT) |
| 06260 Putman | 860/959 | Windham County | Connecticut (CT) |
| 06260 Putnam | 860/959 | Windham County | Connecticut (CT) |
| 06260 Putnam Heights | 860/959 | Windham County | Connecticut (CT) |
| 06260 Putnm | 860/959 | Windham County | Connecticut (CT) |
| 06260 Rhodesville | 860/959 | Windham County | Connecticut (CT) |
| 06260 Sawyer District | 860/959 | Windham County | Connecticut (CT) |
| 06262 Quinebaug | 860/959 | Windham County | Connecticut (CT) |
| 06263 Killingly | 860/959 | Windham County | Connecticut (CT) |
| 06263 Rogers | 860/959 | Windham County | Connecticut (CT) |
| 06264 Scotland | 860/959 | Windham County | Connecticut (CT) |
| 06266 South Windham | 860/959 | Windham County | Connecticut (CT) |
| 06267 South Woodstock | 860/959 | Windham County | Connecticut (CT) |
| 06277 East Thompson | 860/959 | Windham County | Connecticut (CT) |
| 06277 Mechanicsville | 860/959 | Windham County | Connecticut (CT) |
| 06277 Thompson | 860/959 | Windham County | Connecticut (CT) |
| 06278 Ashford | 860/959 | Windham County | Connecticut (CT) |
| 06278 Warrenville | 860/959 | Windham County | Connecticut (CT) |
| 06280 Windham | 860/959 | Windham County | Connecticut (CT) |
| 06281 Woodstock | 860/959 | Windham County | Connecticut (CT) |
| 06282 Woodstock Valley | 860/959 | Windham County | Connecticut (CT) |
| 06331 Canterbury | 860/959 | Windham County | Connecticut (CT) |
| 06331 South Canterbury | 860/959 | Windham County | Connecticut (CT) |
| 06332 Central Village | 860/959 | Windham County | Connecticut (CT) |
| 06354 Moosup | 860/959 | Windham County | Connecticut (CT) |
| 06373 Oneco | 860/959 | Windham County | Connecticut (CT) |
| 06374 Plainfield | 860/959 | Windham County | Connecticut (CT) |
| 06377 North Sterling | 860/959 | Windham County | Connecticut (CT) |
| 06377 Sterling | 860/959 | Windham County | Connecticut (CT) |
| 06387 Wauregan | 860/959 | Windham County | Connecticut (CT) |
| 06387 West Wauregan | 860/959 | Windham County | Connecticut (CT) |