| Post Office Name | US Post Office |
| Address | 42 Water St |
| City | Guilford |
| State | Connecticut |
| Phone Number | (203) 453-2429 |
| Latitude | 41.3350 |
| Longitude | -72.7006 |
6437 US Post Office in Guilford, Connecticut is located at 42 Water St. The Guilford Post Office Number is (203) 453-2429
