Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| Connecticut Community Bank, National Association | Norwalk, CT | 12-28-1998 | $526,018 | BK |
| Stafford Savings Bank | Stafford Springs, CT | 07-16-1872 | $507,036 | BK |
| Jewett City Savings Bank | Jewett City, CT | 06-23-1873 | $493,863 | BK |
| MUTUAL SECURITY | SHELTON, CT | 01-01-1982 | $385,435 | CU |
| WATERBURY CONNECTICUT TEACHERS | WATERBURY, CT | 01-01-1934 | $365,203 | CU |
| SCIENT | Groton, CT | 01-01-1983 | $325,118 | CU |
| 360 | Windsor Locks, CT | 01-01-1952 | $324,396 | CU |
| The National Iron Bank | Salisbury, CT | 08-17-1847 | $317,995 | BK |
| GENERAL ELECTRIC EMPLOYEES | Milford, CT | 01-01-1940 | $283,223 | CU |
| New Haven Bank | New Haven, CT | 12-20-2010 | $200,027 | BK |
| ELLAFI | Middletown, CT | 01-01-1935 | $178,108 | CU |
| ACHIEVE FINANCIAL | Berlin, CT | 01-01-1954 | $176,012 | CU |
| FD COMMUNITY | Waterbury, CT | 01-01-1934 | $162,661 | CU |
| HARTFORD | Hartford, CT | 01-01-1961 | $159,643 | CU |
| CROSSPOINT | Hamden, CT | 01-01-1936 | $157,836 | CU |