| Business | Phone |
| A B Co North End Federal Crdt 50 Anawan Ave, Waterbury 6708 | (203) 573-0898 |
| Waterbury Ct Firefighters Cu 236 Grand St, Waterbury 6702 | (203) 574-6889 |
| Waterbury Firefighters Cu 601 Watertown Ave, Waterbury 6708 | (203) 753-9201 |
| Waterbury Firefighters Fcu 281 Meriden Rd, Waterbury 6705 | (203) 346-6185 |
| Waterbury Firefighters Fed Cu 236 Grand St, Waterbury 6702 | (203) 574-6767 |
| Waterbury Postal Employee Fcu 135 Grand St # 209, Waterbury 6702 | (203) 756-2891 |
| Waterbury Telephone Empls Cu 348 Grand St, Waterbury 6702 | (203) 755-4092 |
| Waterbury Telephone Fed Cu 2457 E Main St, Waterbury 6705 | (203) 755-2030 |
| Police Dept Credit Union 255 E Main St, Waterbury 6702 | (203) 757-6775 |
| Need/Action Federal Cu 106 Grove St, Waterbury 6710 | (203) 756-2185 |