| Uninum | Name | Address 1 | Address 2 | City | County | Established | Accquired | | 12118 | Ion Bank | 87 Church St | 06770 | Naugatuck | Naugatuck Valley | 01/01/1870 | |
| 244240 | OXFORD BRANCH | 71 Oxford Road, Route 67 | 06478 | Oxford | Naugatuck Valley | 11/25/1974 | 12/31/1999 |
| 244241 | MIDDLEBURY BRANCH | Middlebury Road (route 64) | 06762 | Middlebury | Naugatuck Valley | 06/26/1982 | 12/31/1999 |
| 244243 | WOODBURY BRANCH | 670 Main Street | 06798 | Woodbury | Naugatuck Valley | 01/28/1989 | 12/31/1999 |
| 244244 | CHESHIRE BRANCH | 218 Maple Ave | 06410 | Cheshire | Naugatuck Valley | 12/21/1998 | 12/31/1999 |
| 294985 | SOUTHBURY BRANCH | 363 Main St S | 06488 | Southbury | Naugatuck Valley | 02/03/2000 | 12/31/1999 |
| 358795 | WATERTOWN BRANCH | 544 Straits Tpke | 06795 | Watertown | Naugatuck Valley | 12/26/2000 | 12/31/1999 |
| 363453 | PROSPECT BRANCH | 24 Waterbury Rd | 06712 | Prospect | Naugatuck Valley | 03/25/2002 | 12/31/1999 |
| 364087 | MONTVILLE BRANCH | 223 Changebridge Rd | New York-Newark-Jersey City, NY-NJ-PA 07045 | Montville | Morris | 09/19/2001 | 07/01/2022 |
| 41797 | LINCOLN PARK BRANCH | 261 Comly Rd | New York-Newark-Jersey City, NY-NJ-PA 07035 | Lincoln Park | Morris | 07/01/2022 | 07/01/2022 |
| 419057 | ANSONIA BRANCH | 75 Tremont St | 06401 | Ansonia | Naugatuck Valley | 09/30/2002 | 12/31/1999 |
| 431701 | WATERBURY BRANCH | 910 Wolcott St | 06705 | Waterbury | Naugatuck Valley | 09/01/2004 | 12/31/1999 |
| 455237 | NEW HAVEN ROAD BRANCH | 1430 New Haven Rd | 06770 | Naugatuck | Naugatuck Valley | 09/16/2006 | 12/31/1999 |
| 468134 | ADMINISTRATIVE BRANCH | 251 Church St | 06770 | Naugatuck | Naugatuck Valley | 09/18/2007 | 12/31/1999 |
| 520802 | HAMDEN BRANCH | 2989 Whitney Ave | 06518 | Hamden | South Central Connecticut | 06/18/2011 | 12/31/1999 |
| 522012 | WEST MAIN STREET BRANCH | 500 W Main St | 06451 | Meriden | South Central Connecticut | 07/23/2011 | 12/31/1999 |
| 530443 | WATERBURY BRANCH | 3670 E Main St | 06705 | Waterbury | Naugatuck Valley | 04/28/2012 | 12/31/1999 |
| 532127 | NAUGATUCK HIGH SCHOOL BRANCH | 543 Rubber Ave | 06770 | Naugatuck | Naugatuck Valley | 09/12/2011 | 12/31/1999 |
| 535277 | WALLINGFORD BRANCH | 665 N Colony Rd | 06492 | Wallingford | South Central Connecticut | 12/08/2012 | 12/31/1999 |
| 607820 | FARMINGTON BRANCH | 4 Main St | 06032 | Farmington | Capitol | 01/02/2019 | 12/31/1999 |
| 617286 | MERIDEN BRANCH | 1336 E Main St | 06450 | Meriden | South Central Connecticut | 08/29/2019 | 12/31/1999 |
| 629696 | UNIONVILLE BRANCH OFFICE | 79 Main St | 06085 | Unionville | Capitol | 01/11/2021 | 12/31/1999 |
| 638405 | SOUTH WINDSOR BRANCH OFFICE | 1751 Ellington Rd | 06074 | South Windsor | Capitol | 09/07/2021 | 12/31/1999 |
| 650508 | CROSBY HIGH SCHOOL BRANCH | 300 Pierpont Rd | 06705 | Waterbury | Naugatuck Valley | 10/04/2022 | 12/31/1999 |
| 659557 | SOUTHINGTON BRANCH OFFICE | 376 North Main Street | 06489 | Southington | Capitol | 10/16/2023 | 12/31/1999 |
| 668077 | NJ ADMINISTRATIVE OFFICE BRANCH | 19 Chapin Rd | New York-Newark-Jersey City, NY-NJ-PA 07058 | Pinebrook | Morris | 07/02/2022 | 12/31/1999 |
