| Business | Phone |
| Us Post Office 135 Grand St, Waterbury 6702 | (203) 574-6543 |
| Us Post Office 159 Manor Ave, Waterbury 6705 | (203) 756-1231 |
| Us Post Office 41 Wigwam Ave, Waterbury 6704 | (203) 759-3642 |
| Us Post Office 797 Lakewood Rd, Waterbury 6704 | (203) 757-7511 |