Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| Bangor Savings Bank | Bangor, ME | 02-14-1852 | $7,237,664 | BK |
| The Camden National Bank | Camden, ME | 01-01-1875 | $5,790,238 | BK |
| Northeast Bank | Portland, ME | 02-05-1872 | $4,083,054 | BK |
| Bar Harbor Bank & Trust | Bar Harbor, ME | 09-15-1887 | $4,077,997 | BK |
| First National Bank | Damariscotta, ME | 04-19-1864 | $3,121,442 | BK |
| Machias Savings Bank | Machias, ME | 03-05-1869 | $2,607,826 | BK |
| Norway Savings Bank | Norway, ME | 01-01-1866 | $1,989,287 | BK |
| Kennebunk Savings Bank | Kennebunk, ME | 05-01-1871 | $1,866,168 | BK |
| Kennebec Savings Bank | Augusta, ME | 03-19-1870 | $1,764,971 | BK |
| Androscoggin Savings Bank | Lewiston, ME | 01-01-1870 | $1,661,812 | BK |
| Saco & Biddeford Savings Institution | Saco, ME | 02-21-1827 | $1,411,602 | BK |
| Bath Savings Institution | Bath, ME | 04-19-1852 | $1,400,586 | BK |
| Maine Community Bank | Portland, ME | 07-27-1867 | $1,167,995 | BK |
| Katahdin Trust Company | Patten, ME | 03-07-1918 | $1,078,599 | BK |
| ATLANTIC REGIONAL | South Portland, ME | 01-01-1941 | $1,077,759 | CU |