| Post Office Name | US Post Office |
| Address | 58 Pennsylvania Ave |
| City | Niantic |
| State | Connecticut |
| Phone Number | (800) 275-8777 |
| Latitude | 41.3263 |
| Longitude | -72.2147 |
6357 US Post Office in Niantic, Connecticut is located at 58 Pennsylvania Ave. The Niantic Post Office Number is (800) 275-8777
