| Business | Phone |
| Wachovia Bank 11 Klarides Village Dr, Seymour 6483 | (203) 888-4584 |
| Webster Bank 15 New Haven Rd, Seymour 6483 | (203) 881-5177 |
| Banknorth 249 Bank St, Seymour 6483 | (203) 888-4521 |
| Peoples Bank 12 Franklin St, Seymour 6483 | (203) 888-6086 |
| Naugatuck Valley Savings 249 West St, Seymour 6483 | (203) 881-9919 |
| New Alliance Bank 11 First St, Seymour 6483 | (203) 881-3696 |