| Unincorporated Beaverhead County | Beaverhead | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Dillon | Beaverhead | Montana | 406-683-4245 | eBiz Building Permit Portal (opens in a new tab) |
| Lima | Beaverhead | Montana | 406-276-3521 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Big Horn County | Big Horn | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Hardin | Big Horn | Montana | 406-665-9264 | — |
| Lodge Grass | Big Horn | Montana | 406-639-2362 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Blaine County | Blaine | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Chinook | Blaine | Montana | 406-357-3160 | eBiz Building Permit Portal (opens in a new tab) |
| Harlem | Blaine | Montana | 406-353-2361 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Broadwater County | Broadwater | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Townsend | Broadwater | Montana | 406-431-8319 | — |
| Unincorporated Carbon County | Carbon | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Bearcreek | Carbon | Montana | 406-446-3129 | eBiz Building Permit Portal (opens in a new tab) |
| Bridger | Carbon | Montana | 406-662-3677 | eBiz Building Permit Portal (opens in a new tab) |
| Fromberg | Carbon | Montana | 406-668-7383 | eBiz Building Permit Portal (opens in a new tab) |
| Joliet | Carbon | Montana | 406-962-3567 | eBiz Building Permit Portal (opens in a new tab) |
| Red Lodge | Carbon | Montana | 406-446-1606 | — |
| Unincorporated Carter County | Carter | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Ekalaka | Carter | Montana | 406-775-8731 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Cascade County | Cascade | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Belt | Cascade | Montana | 406-277-3621 | eBiz Building Permit Portal (opens in a new tab) |
| Cascade | Cascade | Montana | 406-468-2808 | eBiz Building Permit Portal (opens in a new tab) |
| Great Falls | Cascade | Montana | 406-455-8430 | — |
| Neihart | Cascade | Montana | 406-236-5505 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Chouteau County | Chouteau | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Big Sandy | Chouteau | Montana | 406-378-2350 | eBiz Building Permit Portal (opens in a new tab) |
| Fort Benton | Chouteau | Montana | 406-622-5494 | eBiz Building Permit Portal (opens in a new tab) |
| Geraldine | Chouteau | Montana | 406-737-4361 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Custer County | Custer | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Ismay | Custer | Montana | 406-772-5635 | eBiz Building Permit Portal (opens in a new tab) |
| Miles City | Custer | Montana | 406-874-8611 | — |
| Unincorporated Daniels County | Daniels | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Flaxville | Daniels | Montana | 406-474-2202 | eBiz Building Permit Portal (opens in a new tab) |
| Scobey | Daniels | Montana | 406-487-5581 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Dawson County | Dawson | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Glendive | Dawson | Montana | 406-377-3318 | eBiz Building Permit Portal (opens in a new tab) |
| Richey | Dawson | Montana | 406-773-5634 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Deer Lodge County | Deer Lodge | Montana | 406-563-4010 | — |
| Anaconda | Deer Lodge | Montana | 406-563-4010 | — |
| Unincorporated Fallon County | Fallon | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Baker | Fallon | Montana | 406-778-2692 | eBiz Building Permit Portal (opens in a new tab) |
| Plevna | Fallon | Montana | 406-772-5001 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Fergus County | Fergus | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Denton | Fergus | Montana | 406-567-2571 | eBiz Building Permit Portal (opens in a new tab) |
| Grass Range | Fergus | Montana | 406-428-2174 | eBiz Building Permit Portal (opens in a new tab) |
| Lewistown | Fergus | Montana | 406-535-1776 | — |
| Moore | Fergus | Montana | 406-374-2480 | eBiz Building Permit Portal (opens in a new tab) |
| Winifred | Fergus | Montana | 406-462-5425 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Flathead County | Flathead | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Columbia Falls | Flathead | Montana | 406-892-4388 | — |
| Kalispell | Flathead | Montana | 406-758-7730 | — |
| Whitefish | Flathead | Montana | 406-863-2410 | Citizen Self-Service Portal (opens in a new tab) |
| Unincorporated Gallatin County | Gallatin | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Belgrade | Gallatin | Montana | 406-388-3560 | — |
| Bozeman | Gallatin | Montana | 406-582-2375 | Click2Gov Building Permit Portal (opens in a new tab) |
| Manhattan | Gallatin | Montana | 406-284-3235 | — |
| Three Forks | Gallatin | Montana | 406-285-3431 | eBiz Building Permit Portal (opens in a new tab) |
| West Yellowstone | Gallatin | Montana | 406-602-4897 | — |
| Unincorporated Garfield County | Garfield | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Jordan | Garfield | Montana | 406-557-2692 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Glacier County | Glacier | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Cut Bank | Glacier | Montana | 406-873-5526 | — |
| Unincorporated Golden Valley County | Golden Valley | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Lavina | Golden Valley | Montana | 406-636-2025 | eBiz Building Permit Portal (opens in a new tab) |
| Ryegate | Golden Valley | Montana | 406-568-2320 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Granite County | Granite | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Drummond | Granite | Montana | 406-288-3231 | eBiz Building Permit Portal (opens in a new tab) |
| Philipsburg | Granite | Montana | 406-859-3821 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Hill County | Hill | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Havre | Hill | Montana | 406-265-4941 | — |
| Hingham | Hill | Montana | 406-579-6859 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Jefferson County | Jefferson | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Boulder | Jefferson | Montana | 406-225-3381 | eBiz Building Permit Portal (opens in a new tab) |
| Whitehall | Jefferson | Montana | 406-287-3972 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Judith Basin County | Judith Basin | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Hobson | Judith Basin | Montana | 406-423-5292 | eBiz Building Permit Portal (opens in a new tab) |
| Stanford | Judith Basin | Montana | 406-566-2251 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Lake County | Lake | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Polson | Lake | Montana | 406-883-8214 | — |
| Ronan | Lake | Montana | 406-676-4231 | — |
| St. Ignatius | Lake | Montana | 406-745-3791 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Lewis and Clark County | Lewis and Clark | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| East Helena | Lewis and Clark | Montana | 406-594-6322 | — |
| Helena | Lewis and Clark | Montana | 406-447-8438 | Civic Access Online Permitting (opens in a new tab) |
| Unincorporated Liberty County | Liberty | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Chester | Liberty | Montana | 406-759-5635 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Lincoln County | Lincoln | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Eureka | Lincoln | Montana | 406-297-2123 | eBiz Building Permit Portal (opens in a new tab) |
| Libby | Lincoln | Montana | 406-293-2731 | — |
| Rexford | Lincoln | Montana | 406-297-2439 | eBiz Building Permit Portal (opens in a new tab) |
| Troy | Lincoln | Montana | 406-295-9851 | — |
| Unincorporated Madison County | Madison | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Ennis | Madison | Montana | 406-682-4287 | eBiz Building Permit Portal (opens in a new tab) |
| Sheridan | Madison | Montana | 406-842-5431 | eBiz Building Permit Portal (opens in a new tab) |
| Twin Bridges | Madison | Montana | 406-684-5243 | eBiz Building Permit Portal (opens in a new tab) |
| Virginia City | Madison | Montana | 406-843-5321 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated McCone County | McCone | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Circle | McCone | Montana | 406-485-2524 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Meagher County | Meagher | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| White Sulphur Springs | Meagher | Montana | 406-547-3911 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Mineral County | Mineral | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Alberton | Mineral | Montana | 406-722-3404 | eBiz Building Permit Portal (opens in a new tab) |
| Superior | Mineral | Montana | 406-822-4672 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Missoula County | Missoula | Montana | 406-258-3701 | Missoula County Public Permitting Portal (opens in a new tab) |
| Missoula | Missoula | Montana | 406-552-6630 | — |
| Unincorporated Musselshell County | Musselshell | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Melstone | Musselshell | Montana | 406-358-2301 | eBiz Building Permit Portal (opens in a new tab) |
| Roundup | Musselshell | Montana | 406-323-2804 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Park County | Park | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Clyde Park | Park | Montana | 406-686-4719 | eBiz Building Permit Portal (opens in a new tab) |
| Livingston | Park | Montana | 406-222-0083 | — |
| Unincorporated Petroleum County | Petroleum | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Winnett | Petroleum | Montana | 406-429-5451 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Phillips County | Phillips | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Dodson | Phillips | Montana | 406-383-4497 | eBiz Building Permit Portal (opens in a new tab) |
| Malta | Phillips | Montana | 406-654-1251 | eBiz Building Permit Portal (opens in a new tab) |
| Saco | Phillips | Montana | 406-527-3312 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Pondera County | Pondera | Montana | 406-271-4000 | eBiz Building Permit Portal (opens in a new tab) |
| Conrad | Pondera | Montana | 406-271-5821 | — |
| Valier | Pondera | Montana | 406-279-3721 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Powder River County | Powder River | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Broadus | Powder River | Montana | 406-436-2409 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Powell County | Powell | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Deer Lodge | Powell | Montana | 406-846-2238 | — |
| Unincorporated Prairie County | Prairie | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Terry | Prairie | Montana | 406-635-5411 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Ravalli County | Ravalli | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Darby | Ravalli | Montana | 406-961-2423 | — |
| Hamilton | Ravalli | Montana | 406-880-5832 | — |
| Pinesdale | Ravalli | Montana | 406-961-8300 | eBiz Building Permit Portal (opens in a new tab) |
| Stevensville | Ravalli | Montana | 406-880-5832 | — |
| Unincorporated Richland County | Richland | Montana | 406-433-2809 | eBiz Building Permit Portal (opens in a new tab) |
| Fairview | Richland | Montana | 406-742-5616 | eBiz Building Permit Portal (opens in a new tab) |
| Sidney | Richland | Montana | 406-433-1122 | — |
| Unincorporated Roosevelt County | Roosevelt | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Bainville | Roosevelt | Montana | 406-769-2621 | eBiz Building Permit Portal (opens in a new tab) |
| Culbertson | Roosevelt | Montana | 406-787-5271 | eBiz Building Permit Portal (opens in a new tab) |
| Froid | Roosevelt | Montana | 406-766-2202 | eBiz Building Permit Portal (opens in a new tab) |
| Poplar | Roosevelt | Montana | 406-768-3483 | eBiz Building Permit Portal (opens in a new tab) |
| Wolf Point | Roosevelt | Montana | 406-653-1852 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Rosebud County | Rosebud | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Colstrip | Rosebud | Montana | 406-853-5084 | — |
| Forsyth | Rosebud | Montana | 406-346-2521 | — |
| Unincorporated Sanders County | Sanders | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Hot Springs | Sanders | Montana | 406-741-2353 | eBiz Building Permit Portal (opens in a new tab) |
| Plains | Sanders | Montana | 406-826-3411 | eBiz Building Permit Portal (opens in a new tab) |
| Thompson Falls | Sanders | Montana | 406-827-3557 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Sheridan County | Sheridan | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Medicine Lake | Sheridan | Montana | 406-789-2422 | eBiz Building Permit Portal (opens in a new tab) |
| Outlook | Sheridan | Montana | 406-895-2220 | eBiz Building Permit Portal (opens in a new tab) |
| Plentywood | Sheridan | Montana | 406-765-1700 | eBiz Building Permit Portal (opens in a new tab) |
| Westby | Sheridan | Montana | 406-385-2445 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Silver Bow County | Silver Bow | Montana | 406-497-6210 | GovWell Online Permitting (opens in a new tab) |
| Butte | Silver Bow | Montana | 406-497-6210 | GovWell Online Permitting (opens in a new tab) |
| Walkerville | Silver Bow | Montana | 406-491-2176 | — |
| Unincorporated Stillwater County | Stillwater | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Columbus | Stillwater | Montana | 406-322-5313 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Sweet Grass County | Sweet Grass | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Big Timber | Sweet Grass | Montana | 406-932-5610 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Teton County | Teton | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Choteau | Teton | Montana | 406-466-2510 | — |
| Dutton | Teton | Montana | 406-476-3311 | eBiz Building Permit Portal (opens in a new tab) |
| Fairfield | Teton | Montana | 406-467-2510 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Toole County | Toole | Montana | 406-424-8300 | eBiz Building Permit Portal (opens in a new tab) |
| Kevin | Toole | Montana | 406-337-2141 | eBiz Building Permit Portal (opens in a new tab) |
| Shelby | Toole | Montana | 406-434-5222 | — |
| Sunburst | Toole | Montana | 406-937-2141 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Treasure County | Treasure | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Hysham | Treasure | Montana | 406-342-5544 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Valley County | Valley | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Fort Peck | Valley | Montana | 406-526-3220 | eBiz Building Permit Portal (opens in a new tab) |
| Glasgow | Valley | Montana | 406-228-2476 | — |
| Nashua | Valley | Montana | 406-746-3461 | eBiz Building Permit Portal (opens in a new tab) |
| Opheim | Valley | Montana | 406-762-3355 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Wheatland County | Wheatland | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Harlowton | Wheatland | Montana | 406-632-5523 | eBiz Building Permit Portal (opens in a new tab) |
| Judith Gap | Wheatland | Montana | 406-473-2249 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Wibaux County | Wibaux | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Wibaux | Wibaux | Montana | 406-796-2412 | eBiz Building Permit Portal (opens in a new tab) |
| Unincorporated Yellowstone County | Yellowstone | Montana | 406-841-2056 | eBiz Building Permit Portal (opens in a new tab) |
| Billings | Yellowstone | Montana | 406-657-8270 | CityView Permit Portal (opens in a new tab) |
| Broadview | Yellowstone | Montana | 406-667-2173 | eBiz Building Permit Portal (opens in a new tab) |
| Laurel | Yellowstone | Montana | 406-628-4796 | — |
