| Fire department | City | County | Career firefighters | Website |
|---|---|---|---|---|
| Phoenix Fire Department | Phoenix | Maricopa | 1,678 | Official site |
| Tucson Fire Department | Tucson | Pima | 632 | Official site |
| Mesa Fire and Medical Department | Mesa | Maricopa | 370 | Official site |
| Glendale Fire Department | Glendale | Maricopa | 247 | Official site |
| City of Scottsdale Fire Department | Scottsdale | Maricopa | 246 | Official site |
| Rural Metro Fire Department-Phoenix | Mesa | Maricopa | 217 | Official site |
| Northwest Fire District | Tucson | Pima | 215 | Official site |
| Chandler Fire Department | Chandler | Maricopa | 202 | Official site |
| Gilbert Fire and Rescue Department | Gilbert | Maricopa | 197 | Official site |
| City of Tempe Fire Department | Tempe | Maricopa | 168 | Official site |
| Daisy Mountain Fire District | Anthem | Maricopa | 150 | Official site |
| Peoria Fire Department | Peoria | Maricopa | 149 | Official site |
| Golder Ranch Fire District | Tucson | Pima | 131 | Official site |
| Central Arizona Fire and Medical Authority | Prescott Valley | Yavapai | 122 | Official site |
| Surprise Fire Department | Surprise | Maricopa | 113 | Official site |
| Yuma Fire Department | Yuma | Yuma | 106 | Official site |
| Goodyear Fire Department | Goodyear | Maricopa | 103 | Official site |
| Gila River Fire Department | Chandler | Maricopa | 98 | — |
| Santa Rita Fire District | Green Valley | Pima | 98 | Official site |
| Flagstaff Fire Department | Flagstaff | Coconino | 96 | — |
| Superstition Fire/Medical District | Apache Junction | Pinal | 94 | Official site |
| Drexel Heights Fire District | Tucson | Pima | 87 | Official site |
| Buckeye Fire Department | Buckeye | Maricopa | 84 | Official site |
| Salt River Fire Department | Scottsdale | Maricopa | 83 | Official site |
| Yuma Rural Metro Fire Department | Yuma | Yuma | 83 | Official site |
| Lake Havasu City Fire Department | Lake Havasu City | Mohave | 80 | Official site |
| Timber Mesa Fire and Medical District | Show Low | Navajo | 78 | — |
| Bullhead City Fire Department | Bullhead City | Mohave | 75 | Official site |
| Sedona Fire District | Sedona | Yavapai | 73 | Official site |
| Avondale Fire Medical | Avondale | Maricopa | 69 | Official site |
| Buckeye Valley Rural Volunteer Fire Department | Buckeye | Maricopa | 68 | Official site |
| Sun City Fire District | Sun City | Maricopa | 66 | Official site |
| City of Casa Grande Fire Department | Casa Grande | Pinal | 65 | Official site |
| Luke Air Force Base | Luke Afb | Maricopa | 62 | — |
| Prescott Fire Department | Prescott | Yavapai | 60 | Official site |
| City of Maricopa Fire Department | Maricopa | Pinal | 57 | Official site |
| Kingman Fire Department | Kingman | Mohave | 55 | Official site |
| Fire District of Sun City West | Sun City West | Maricopa | 53 | Official site |
| Sierra Vista Fire Department | Sierra Vista | Cochise | 50 | Official site |
| San Luis Fire Department | San Luis | Yuma | 49 | Official site |
| City of Nogales Fire Department | Nogales | Santa Cruz | 47 | — |
| Summit Fire District | Flagstaff | Coconino | 44 | Official site |
| Rincon Valley Fire District | Vail | Pima | 43 | Official site |
| Ak-Chin Indian Community Fire Department | Maricopa | Pinal | 41 | — |
| Fort Mojave Mesa Fire Department | Fort Mohave | Mohave | 39 | Official site |
| Verde Valley Fire District | Cottonwood | Yavapai | 39 | — |
| Mountain Vista Fire District | Tucson | Pima | 38 | Official site |
| Sun Lakes Fire District | Sun Lakes | Maricopa | 37 | Official site |
| Fry Fire District | Sierra Vista | Cochise | 36 | Official site |
| Avra Valley Fire District | Marana | Pima | 35 | Official site |
| Eloy Fire District | Eloy | Pinal | 33 | Official site |
| Mohave Valley Fire Department | Mohave Valley | Mohave | 33 | Official site |
| Tohono O'odham Nation Fire Department | Sells | Pima | 33 | — |
| Rio Verde Fire District | Rio Verde | Maricopa | 32 | Official site |
| Payson Fire Department | Payson | Gila | 31 | Official site |
| Rio Rico Medical and Fire District | Rio Rico | Santa Cruz | 30 | Official site |
| Tubac Fire District | Tubac | Santa Cruz | 28 | Official site |
| City of El Mirage Fire Department | El Mirage | Maricopa | 27 | Official site |
| Cottonwood Fire & Medical Department | Cottonwood | Yavapai | 27 | Official site |
| Florence Fire Department | Florence | Pinal | 27 | Official site |
| Highlands Fire Department | Flagstaff | Coconino | 27 | Official site |
| Tolleson Fire Department | Tolleson | Maricopa | 27 | Official site |
| 161st Air National Guard | Phoenix | Maricopa | 26 | — |
| Pascua Pueblo Fire Department | Tucson | Pima | 26 | — |
| Douglas Fire Department | Douglas | Cochise | 25 | Official site |
| Forest Lakes Fire Department | Forest Lakes | Coconino | 25 | Official site |
| Fountain Hills Fire Department | Fountain Hills | Maricopa | 25 | — |
| Pinetop Fire District | Pinetop | Navajo | 25 | Official site |
| 162 Wing Fire Emergency Services | Tucson | Pima | 24 | — |
| Gila Bend AFAF Fire Department | Gila Bend | Maricopa | 24 | — |
| Somerton Cocopah Fire Department | Somerton | Yuma | 24 | Official site |
| Tri-City Fire Department | Claypool | Gila | 24 | Official site |
| Northern Arizona Fire District | Kingman | Mohave | 23 | Official site |
| Desert Hills Fire District | Lake Havasu City | Mohave | 21 | Official site |
| Golden Valley Fire Department | Golden Valley | Mohave | 21 | Official site |
| Williamson Valley Fire District | Prescott | Yavapai | 21 | Official site |
| Bisbee Fire Department | Bisbee | Cochise | 20 | — |
| Carefree Fire Department | Carefree | Maricopa | 20 | Official site |
| Corona de Tucson Fire Department | Corona | Pima | 20 | Official site |
| Tucson Airport Authority Fire Department | Tucson | Pima | 20 | Official site |
| Globe Fire Department | Globe | Gila | 19 | Official site |
| San Carlos Apache Fire Department | San Carlos | Gila | 19 | — |
| Pine- Strawberry Fire District | Pine | Gila | 18 | Official site |
| Pinewood Fire District | Munds Park | Coconino | 18 | Official site |
| Mayer Fire Department | Mayer | Yavapai | 17 | Official site |
| Fort McDowell Yavapai Nation Fire Department | Fort Mcdowell | Maricopa | 16 | — |
| Three Points Fire District | Tucson | Pima | 16 | Official site |
| Wickenburg Fire Department | Wickenburg | Maricopa | 16 | Official site |
| Heber/Overgaard Fire District | Overgaard | Navajo | 14 | Official site |
| Quartzsite Fire District | Quartzsite | La Paz | 14 | — |
| Tonopah Valley Fire District | Tonopah | Maricopa | 13 | — |
| Buckskin Fire Department | Parker | La Paz | 12 | — |
| Colorado River Indian Tribes | Parker | La Paz | 11 | Official site |
| Grapevine Mesa Fire District | Meadview | Mohave | 11 | — |
| Puerco Valley Fire District | Sanders | Apache | 11 | Official site |
| Taylor Snowflake Fire & Medical Department | Taylor | Navajo | 11 | Official site |
| White Mountain Apache Fire & Rescue Department | Whiteriver | Navajo | 11 | — |
| Circle City- Morristown Fire Department | Morristown | Maricopa | 10 | Official site |
| Grand Canyon Airport Fire Department | Grand Canyon | Coconino | 10 | — |
| Kayenta Community School Fire Department | Kayenta | Navajo | 10 | — |
| Sonoita-Elgin Fire District | Sonoita | Santa Cruz | 10 | Official site |
| Picture Rocks Fire District | Tucson | Pima | 9 | Official site |
| Silverbell Army Heliport Fire Department | Marana | Pima | 9 | — |
| Greer Fire District | Greer | Apache | 8 | Official site |
| Hellsgate Fire District | Star Valley | Gila | 8 | Official site |
| Mount Lemmon Fire District | Mount Lemmon | Pima | 8 | Official site |
| Palominas Fire District | Hereford | Cochise | 8 | — |
| Ponderosa Fire District | Bellemont | Coconino | 8 | Official site |
| Sunsites-Pearce Fire Department | Pearce | Cochise | 8 | Official site |
| Tonto Basin Fire District | Tonto Basin | Gila | 8 | Official site |
| Camp Navajo Fire Department | Bellemont | Coconino | 7 | — |
| Superior Fire Department | Superior | Pinal | 7 | — |
| Vernon Fire District | Vernon | Apache | 7 | Official site |
| Whetstone Fire District | Huachuca City | Cochise | 7 | Official site |
| Christopher-Kohl's Fire District | Payson | Gila | 6 | — |
| Golden Shores Fire Department | Topock | Mohave | 6 | Official site |
| Oracle Volunteer Fire District | Oracle | Pinal | 6 | Official site |
| Petrified Forest National Park | Petrified Forest | Apache | 6 | — |
| Pinion Pine Fire District | Kingman | Mohave | 6 | Official site |
| Regional Fire & Rescue Department, Inc. | Casa Grande | Pinal | 6 | Official site |
| St. Johns Emergency Services | Saint Johns | Apache | 6 | — |
| Winslow Fire Department | Winslow | Navajo | 6 | — |
| Arizona Department of Corrections | Phoenix | Maricopa | 5 | Official site |
| Coolidge Fire Department | Coolidge | Pinal | 5 | Official site |
| Lake Mohave Ranchos Fire District | Dolan Springs | Mohave | 5 | Official site |
| Nogales Suburban Fire District | Nogales | Santa Cruz | 5 | — |
| Tusayan Fire Department | Grand Canyon | Coconino | 5 | Official site |
| Water Wheel Fire & Medical District | Payson | Gila | 5 | Official site |
| Ganado Fire District | Ganado | Apache | 4 | — |
| Groom Creek Fire District | Prescott | Yavapai | 4 | Official site |
| Harquahala Valley Fire District | Tonopah | Maricopa | 4 | — |
| Alpine Fire Department | Alpine | Apache | 3 | Official site |
| Blue Ridge Fire Department | Happy Jack | Coconino | 3 | — |
| Clay Springs/Pinedale Volunteer Fire Department | Pinedale | Navajo | 3 | Official site |
| Eagar Fire Department | Eagar | Apache | 3 | Official site |
| Elfrida Fire District | Elfrida | Cochise | 3 | Official site |
| Jerome Fire Department | Jerome | Yavapai | 3 | — |
| Round Valley Fire and Medical Department | Eagar | Apache | 3 | — |
| Beaver Dam-Littlefield Fire District | Littlefield | Mohave | 2 | — |
| City of Page Fire Department | Page | Coconino | 2 | Official site |
| Tucson Country Club Estates Fire District | Tucson | Pima | 2 | — |
| Bouse Volunteer Fire District | Bouse | La Paz | 1 | Official site |
| Clifton Fire Department | Clifton | Greenlee | 1 | — |
| Crown King Fire District | Crown King | Yavapai | 1 | — |
| Duncan Valley Rural Fire District | Duncan | Greenlee | 1 | Official site |
| Ehrenberg Fire District | Ehrenberg | La Paz | 1 | — |
| Grand Canyon National Park Fire Department | Grand Canyon | Coconino | 1 | — |
| Houston Mesa Fire Department | Payson | Gila | 1 | Official site |
| Huachuca City Fire Department | Huachuca City | Cochise | 1 | — |
| Mormon Lake Fire District | Mormon Lake | Coconino | 1 | Official site |
| Red Lake Fire Department | Williams | Coconino | 1 | Official site |
| San Manuel Fire Department Association | San Manuel | Pinal | 1 | — |
| Yarnell Fire Department | Yarnell | Yavapai | 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.