| Fire department | City | County | Career firefighters | Website |
|---|---|---|---|---|
| Portland Fire Department | Portland | Cumberland | 215 | Official site |
| Bangor Fire Department | Bangor | Penobscot | 89 | — |
| Lewiston Fire Department | Lewiston | Androscoggin | 75 | Official site |
| South Portland Fire Department | South Portland | Cumberland | 71 | Official site |
| Auburn Fire Department | Auburn | Androscoggin | 63 | — |
| Sanford Fire Department | Sanford | York | 52 | Official site |
| Biddeford Fire Department | Biddefordd | York | 51 | Official site |
| Westbrook Fire & Rescue Department | Westbrook | Cumberland | 44 | Official site |
| City of Saco Fire Department | Saco | York | 43 | — |
| Augusta Fire Department | Augusta | Kennebec | 42 | — |
| Brunswick Fire Department | Brunswick | Cumberland | 40 | Official site |
| Scarborough Fire Department | Scarborough | Cumberland | 36 | Official site |
| Old Town Fire Department | Old Town | Penobscot | 25 | Official site |
| Sangerville Fire Department | Sangerville | Piscataquis | 25 | — |
| Bath Fire Department | Bath | Sagadahoc | 24 | Official site |
| Orono Fire Department | Orono | Penobscot | 23 | Official site |
| Falmouth Fire-EMS Department | Falmouth | Cumberland | 22 | Official site |
| Presque Isle Fire Department | Presque Isle | Aroostook | 20 | Official site |
| Brewer Fire Department | Brewer | Penobscot | 18 | Official site |
| Kennebunk Fire Rescue | Kennebunk | York | 18 | Official site |
| Old Orchard Beach Fire-Rescue | Old Orchard Beach | York | 18 | Official site |
| Rockland Fire and EMS | Rockland | Knox | 18 | — |
| Ellsworth Fire Department | Ellsworth | Hancock | 17 | Official site |
| Caribou Fire & Ambulance | Caribou | Aroostook | 16 | Official site |
| Waterville Fire-Rescue | Waterville | Kennebec | 16 | Official site |
| Gardiner Fire Department | Gardiner | Kennebec | 15 | — |
| Bar Harbor Fire Department | Bar Harbor | Hancock | 13 | Official site |
| Central Maine Highlands Fire EMS District No. 1 | Howland | Penobscot | 13 | Official site |
| NCTAMSLANT Detachment Cutler Fire Division | Cutler | Washington | 13 | — |
| Wells Fire Department | Wells | York | 13 | Official site |
| Gorham Fire Department | Gorham | Cumberland | 12 | Official site |
| Hampden Fire Department | Hampden | Penobscot | 12 | Official site |
| Standish Fire Emergency Medical Services | Standish | Cumberland | 12 | Official site |
| Calais Fire Department | Calais | Washington | 11 | — |
| Fort Fairfield Fire Rescue | Fort Fairfield | Aroostook | 11 | Official site |
| Mount Desert Fire Department | Northeast Harbor | Hancock | 11 | Official site |
| Loring Fire Department | Limestone | Aroostook | 10 | — |
| Cumberland Fire Department | Cumberland | Cumberland | 9 | Official site |
| Ogunquit Fire Department | Ogunquit | York | 9 | — |
| Rumford Fire Department | Rumford | Oxford | 9 | Official site |
| Buxton Fire-Rescue | Buxton | York | 8 | Official site |
| Fairfield Fire Rescue | Fairfield | Somerset | 8 | — |
| Houlton Fire Department | Houlton | Aroostook | 8 | — |
| Lincoln Fire Department | Lincoln | Penobscot | 8 | — |
| Millinocket Fire Department | Millinocket | Penobscot | 8 | — |
| Skowhegan Fire Department | Skowhegan | Somerset | 8 | — |
| Bucksport Fire Department | Bucksport | Hancock | 7 | — |
| Winslow Fire Department | Winslow | Kennebec | 7 | Official site |
| Freeport Fire Rescue | Freeport | Cumberland | 6 | — |
| Indian Township Fire & Rescue | Indian Township | Washington | 6 | — |
| Windham Fire- Rescue | Windham | Cumberland | 6 | Official site |
| Berwick Fire Department | Berwick | York | 5 | Official site |
| Casco Fire Rescue | Casco | Cumberland | 5 | Official site |
| Farmington Fire Rescue | Farmington | Franklin | 5 | Official site |
| Goodwins Mills Fire Rescue | Lyman | York | 5 | Official site |
| Kittery Fire Department | Kittery | York | 5 | Official site |
| Raymond Fire and Rescue | Raymond | Cumberland | 5 | Official site |
| Waterboro Fire & EMS | Waterboro | York | 5 | Official site |
| Camden Fire Department | Camden | Knox | 4 | Official site |
| Clinton Fire Department | Clinton | Kennebec | 4 | — |
| York Beach Fire Department | York | York | 4 | Official site |
| Acton Fire-Rescue | Acton | York | 3 | Official site |
| Eddington Fire Department | Eddington | Penobscot | 3 | Official site |
| Holden Fire / Rescue | Holden | Penobscot | 3 | — |
| Topsham Fire & Rescue | Topsham | Sagadahoc | 3 | Official site |
| York Fire Department | York | York | 3 | Official site |
| Belgrade Fire Department | Belgrade | Kennebec | 2 | — |
| Dedham/Lucerne Fire Department | Dedham | Hancock | 2 | Official site |
| Hermon Fire Department | Hermon | Penobscot | 2 | — |
| Machias Volunteer Fire Department | Machias | Washington | 2 | — |
| Newport Fire Department | Newport | Penobscot | 2 | Official site |
| Norridgewock Fire Department | Norridgewock | Somerset | 2 | — |
| Orrington Fire & Rescue | Orrington | Penobscot | 2 | — |
| Rangeley Fire Department | Rangeley | Franklin | 2 | — |
| Veazie Fire Department | Veazie | Penobscot | 2 | Official site |
| Yarmouth Fire-Rescue | Yarmouth | Cumberland | 2 | Official site |
| Alfred Fire Department | Alfred | York | 1 | Official site |
| Arundel Fire Rescue | Arundel | York | 1 | — |
| Belfast Fire Department | Belfast | Waldo | 1 | — |
| Bristol Fire & Rescue | New Harbor | Lincoln | 1 | — |
| Cape Elizabeth Fire Department | Cape Elizabeth | Cumberland | 1 | Official site |
| Corinth Fire Department | Corinth | Penobscot | 1 | Official site |
| Durham Fire & Rescue | Durham | Androscoggin | 1 | — |
| Fryeburg Fire Department | Fryeburg | Oxford | 1 | — |
| Kennebunkport Fire Department | Kennebunkport | York | 1 | — |
| Lebanon Fire-EMS Department | Lebanon | York | 1 | Official site |
| Limington Fire & EMS | Limington | York | 1 | — |
| Lisbon Fire Department | Lisbon | Androscoggin | 1 | Official site |
| Medway Fire Department | Medway | Penobscot | 1 | — |
| Milford Fire Department | Milford | Penobscot | 1 | Official site |
| Minot Fire Department | Minot | Androscoggin | 1 | — |
| New Gloucester Fire & Rescue Department | New Gloucester | Cumberland | 1 | — |
| Newcastle Fire Department | Newcastle | Lincoln | 1 | — |
| North Yarmouth Fire Rescue | North Yarmouth | Cumberland | 1 | Official site |
| Norway Fire Department | Norway | Oxford | 1 | Official site |
| Oakland Fire Department | Oakland | Kennebec | 1 | — |
| Oxford Fire Rescue Department | Oxford | Oxford | 1 | Official site |
| Paris Fire Department | South Paris | Oxford | 1 | Official site |
| Penobscot Nation Fire Department | Indian Island | Penobscot | 1 | — |
| Pleasant Point Fire Department | Perry | Washington | 1 | — |
| Rockport Fire Department | Rockport | Knox | 1 | — |
| Vinalhaven Fire Department | Vinalhaven | Knox | 1 | — |
| Woolwich Fire Department | Woolwich | Sagadahoc | 1 | — |
| York County Fire and EMS Office | Alfred | York | 1 | Official site |
Largest first by career firefighters, as each employer reports it to its federal registry.
Source: U.S. Fire Administration (FEMA), National Fire Department Registry. Data captured September 30, 2026.