406 area code

In the 406 area code, Billings, Missoula, Great Falls, and others are the main locations covered by the company (see below for a city list).

Since 01 January 1947, area code 406 has been in service.

In area code 406 (Mountain Time), the current time is 1:39:35 PM.

406 Area Code Phone Lookup


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Map of area code 406

Map of area code 406
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Nearby to the 406 Area Codes

you’re probably always looking location map, cities, time zone, overlay codes, reverse phone lookup and related info. Well, one easy way to do that is by knowing your nearby area codes. That way, you don’t have to fumble through your phone’s keypad each time you want to make a call. Plus, it can come in handy when trying to find out where someone is calling from. So without further ado, here are the area codes for some of the most popular U.S. cities!

List of 406-NXX Prefixes and Corresponding Locations

We all know our location by its name and zip code, but do you know your city’s postal prefix? Chances are, unless you work for the post office or are extremely interested in the subject matter, you don’t. But prefixes play a critical role in how mail is sorted and delivered, so it’s important to be aware of them. This blog post will take a closer look at what prefixes are and their corresponding locations. Stay tuned!

Are you curious about the prefixes and corresponding locations of the area code 406? This infographic is a great place to start. It provides an overview of 406 area code, including its name, prefixes and date. The infographic also includes a map that shows the location of each area code. this guide is sure to come in handy. Enjoy!

NPANXXArea servedDate
406-200Billings4/17/2012
406-201Forsyth1/21/2003
406-202Helena4/18/2001
406-203Missoula
406-204Helena
406-205Great Falls
406-206Billings
406-207Missoula4/18/2001
406-208Billings4/18/2001
406-209Bozeman4/18/2001
406-210Seeley Lake
406-212Kalispell4/18/2001
406-213Colstrip5/6/2003
406-214Missoula
406-215Missoula
406-216Great Falls
406-217Great Falls
406-218Missoula8/3/2004
406-219Bozeman2/13/2003
406-220Livingston
406-221Butte2/13/2003
406-222Livingston
406-223Livingston
406-224Livingston
406-225Boulder
406-226East Glacier Park
406-227Helena
406-228Glasgow
406-229Cut Bank1/20/2003
406-230Glasgow
406-231Great Falls7/12/2001
406-232Miles City
406-233Miles City
406-234Miles City
406-235Wolf Creek
406-236Neihart
406-237Billings
406-238Billings
406-239Missoula
406-240Missoula
406-241Missoula
406-242Thompson Falls3/18/2003
406-243Missoula
406-244Potomac
406-245Billings
406-246Dixon
406-247Billings
406-248Billings
406-249Kalispell
406-250Kalispell
406-251Missoula
406-252Billings
406-253Kalispell
406-254Billings
406-255Billings
406-256Billings
406-257Kalispell
406-258Missoula
406-259Billings
406-260Kalispell
406-261Kalispell
406-262Havre
406-263Glasgow
406-264Fort Shaw
406-265Havre
406-266Townsend
406-267Divide
406-268Great Falls
406-269St Regis10/12/2010
406-270Kalispell
406-271Conrad
406-272Billings
406-273Missoula
406-274Missoula
406-275Pablo
406-276Lima
406-277Belt
406-278Conrad
406-279Valier
406-280St Regis3/18/2003
406-281Billings
406-282Manhattan
406-283Libby
406-284Manhattan
406-285Three Forks
406-286Reserve
406-287Whitehall
406-288Drummond
406-289Conrad
406-290Columbus3/14/2007
406-291Libby
406-292Joplin
406-293Libby
406-294Billings
406-295Troy
406-296Eureka
406-297Eureka Rural
406-298Columbus
406-299Butte1/23/2003
406-300Kalispell7/17/2013
406-301Malta5/6/2008
406-302Wolf Creek10/3/2011
406-303Missoula4/17/2012
406-304Missoula3/25/2016
406-305White Sulphur Springs10/20/2010
406-306Manhattan10/20/2017
406-308Cascade9/5/2017
406-309Kalispell7/1/2011
406-310Butte
406-312Bozeman
406-313Boulder11/16/2012
406-314Kalispell10/21/2004
406-315Great Falls
406-316Boulder7/12/2019
406-317Missoula
406-318Billings2/17/2011
406-319Polson
406-320Roundup
406-321Columbus
406-322Columbus
406-323Roundup
406-324Helena
406-325Billings
406-326Reed Point
406-327Missoula
406-328Absarokee
406-329Missoula
406-330Clinton
406-331Roundup
406-332Pablo
406-333Livingston
406-334Libby5/10/2004
406-335Sweet Grass
406-336North Cut Bank
406-337Kevin/Oilmont
406-338Browning
406-339Ethridge
406-340Lima
406-341Manhattan7/6/2020
406-342Hysham
406-343Wyola
406-344Havre7/28/2016
406-345Glendive
406-346Forsyth7/11/2002
406-347Rosebud
406-348Huntley
406-349Alta
406-350Lewistown
406-351Forsyth
406-352Box Elder
406-353Harlem
406-354Rock Springs
406-355Rudyard
406-356Forsyth
406-357Chinook
406-358Melstone
406-359Glendive
406-360Hamilton
406-361Hamilton6/9/2011
406-362Lincoln
406-363Hamilton
406-364Hinsdale
406-365Glendive
406-366Lewistown
406-367North Glasgow
406-368Canyon Creek
406-369Hamilton
406-370Missoula
406-371Billings7/27/2004
406-372Kremlin
406-373Billings
406-374Moore
406-375Hamilton
406-376Gildford
406-377Glendive
406-378Big Sandy
406-379Turner
406-380Lewistown
406-381Hamilton
406-382Superior3/18/2003
406-383Dodson
406-384Billings
406-385Westby
406-386Hopp/Illiad
406-387Hungry Horse
406-388Belgrade
406-389Helena9/18/2013
406-390South Havre
406-391Cut Bank
406-392North Wolf Point
406-393Somers3/30/2006
406-394North Havre
406-395South Havre
406-396Missoula11/26/2003
406-397Hingham
406-398North Havre
406-399South Havre
406-400Havre4/27/2017
406-401Great Falls5/29/2019
406-402Great Falls8/4/2017
406-403Great Falls3/8/2006
406-404Bozeman4/3/2012
406-407Kalispell8/16/2010
406-408Hays10/15/2019
406-409Billings5/29/2019
406-410Helena
406-412Billings5/22/2017
406-413Billings5/12/2015
406-414Bozeman12/7/2011
406-415Deer Lodge4/9/2010
406-416Forsyth6/17/2020
406-417Helena5/28/2008
406-418Cooke City8/20/2019
406-419Victor7/12/2019
406-420Bigfork2/28/2006
406-421South Miles City
406-422Helena
406-423Hobson
406-424Shelby11/12/2001
406-425Red Lodge
406-426Red Lodge
406-427South Broadus
406-428Grass Range
406-429Winnett
406-430Helena
406-431Helena
406-432Devon
406-433Sidney
406-434Shelby
406-435Billings
406-436Broadus
406-437Helena7/27/2004
406-438Helena2/6/2014
406-439Helena
406-440Helena7/1/2005
406-441Helena
406-442Helena
406-443Helena
406-444Helena
406-445Red Lodge
406-446Red Lodge
406-447Helena
406-448North Poplar
406-449Helena
406-450Shelby
406-451Bozeman8/4/2004
406-452Great Falls
406-453Great Falls
406-454Great Falls
406-455Great Falls
406-456South Chester
406-457Helena
406-458Helena
406-459Helena
406-460Shelby
406-461Helena
406-462Winifred
406-463Power
406-464Roy
406-465Helena
406-466Choteau
406-467Fairfield
406-468Cascade
406-469Pendroy
406-470Shelby
406-471Kalispell6/1/2005
406-472Dupuyer
406-473Judith Gap
406-474Flaxville
406-475Helena
406-476Dutton
406-477Lame Deer
406-478Sidney
406-479Butte10/3/2013
406-480Sidney
406-482Sidney
406-483Dagmar
406-484Crooked Creek
406-485Circle
406-486Fallon
406-487Scobey
406-488Sidney
406-489Sidney
406-490Butte
406-491Butte
406-492Avon
406-493Missoula
406-494Butte
406-495Helena
406-496Butte
406-497Butte
406-498Butte
406-499Seeley Lake3/18/2003
406-500Billings1/29/2019
406-501Whitehall8/20/2019
406-502Helena4/3/2012
406-504Fairfield2/12/2021
406-505Conrad10/14/2010
406-506Billings6/1/2020
406-508Frenchtown2/3/2012
406-510Missoula3/22/2017
406-513Helena4/8/2008
406-514Culbertson10/20/2010
406-515Superior10/12/2010
406-518Gallatin Gateway9/27/2011
406-519Missoula
406-520Absarokee
406-521Townsend
406-522Bozeman
406-523Missoula
406-524Valley Industrial Park
406-525South Wolf Point
406-526Fort Peck
406-527Saco
406-528Ronan
406-529Missoula9/16/2005
406-530Laurel
406-531Missoula
406-532Missoula
406-533Butte
406-534Billings
406-535Lewistown
406-537Melville
406-538Lewistown
406-539Bozeman
406-540Missoula
406-541Missoula
406-542Missoula
406-543Missoula
406-544Missoula
406-545Billings6/19/2002
406-546Missoula
406-547White Sulphur Springs
406-548Bozeman
406-549Missoula
406-550Missoula
406-551Bozeman6/19/2002
406-552Missoula6/19/2002
406-553Divide
406-554North Broadus
406-556Bozeman
406-557Jordan
406-558Helena6/19/2002
406-559Anaconda
406-560Anaconda
406-561Billings8/2/2017
406-562Augusta
406-563Anaconda
406-564Great Falls6/19/2002
406-565Butte6/19/2002
406-566Stanford
406-567Denton
406-568Ryegate
406-569West Squaw Gap
406-570Bozeman
406-571Finley Point
406-572Martinsdale
406-573Browning
406-574Silvertip
406-575North Ryegate
406-576Conrad
406-577Bozeman
406-578Walsall
406-579Bozeman
406-580Bozeman
406-581Bozeman
406-582Bozeman
406-583Bloomfield
406-584Lindsay
406-585Bozeman
406-586Bozeman
406-587Bozeman
406-588Carlyle
406-589Bozeman
406-590Great Falls
406-591Billings
406-592Busby
406-593Butte
406-594Helena
406-595Bozeman
406-596Dillon
406-597Shelby
406-598Billings
406-599Bozeman10/26/2004
406-600Bozeman4/13/2006
406-601Billings11/8/2013
406-602Bozeman11/8/2013
406-603Helena11/8/2013
406-604Great Falls7/15/2011
406-605Butte4/18/2021
406-606Billings12/7/2012
406-607Kalispell11/8/2013
406-608Billings5/6/2021
406-609Kalispell3/24/2021
406-612Swan Lake10/11/2007
406-613Hamilton10/22/2021
406-614Bigfork10/13/2020
406-615Thompson Falls4/28/2014
406-616Three Forks7/1/2011
406-620Billings12/6/2005
406-621Fort Benton
406-622Fort Benton
406-623Hardin2/16/2005
406-624Bozeman2/3/2005
406-625Stevensville
406-626Frenchtown
406-627East Conrad
406-628Laurel
406-629Hardin
406-630Sidney2/16/2005
406-631Elmo7/26/2007
406-632Harlowton
406-633Laurel
406-634Helena
406-635Terry
406-636Lavina
406-637Terry
406-638Hardin
406-639Lodge grass
406-640West Yellowstone
406-641West Yellowstone
406-642Victor
406-643North Parkman5/24/2007
406-644Charlo
406-645Deer Lodge
406-646West Yellowstone
406-647Billings7/3/2008
406-648North Hinsdale
406-649St Regis
406-650Wolf Point
406-651Billings
406-652Billings
406-653Wolf Point
406-654Malta
406-655Billings
406-656Billings
406-657Billings
406-658South Malta
406-659North Parkman
406-660Dillon
406-661Billings
406-662Bridger
406-663Rapelje
406-664Belfry
406-665Hardin
406-666Fort Smith
406-667Broadview
406-668Fromberg
406-669Molt
406-670Billings
406-671Billings
406-672Billings
406-673Hays
406-674Whitewater
406-675Pablo
406-676Ronan
406-677Seeley Lake
406-678Haugan
406-679Hardin
406-680Malta1/10/2005
406-681Grant
406-682Ennis
406-683Dillon
406-684Twin Bridges
406-685Harrison
406-686Clyde Park
406-687W Glendive
406-688Scobey2/10/2014
406-689Wisdom
406-690Billings
406-691Anaconda
406-692Yellow Bay10/11/2007
406-693Warm Springs
406-694Billings1/5/2005
406-695Frazer
406-696Billings6/15/2006
406-697Billings4/21/2005
406-698Billings
406-699Hardin
406-702Billings3/7/2012
406-703Columbus5/24/2021
406-707Lewistown
406-708Lewistown2/16/2005
406-709Lakeside
406-715Lame Deer9/22/2015
406-717Billings6/6/2018
406-718Darby4/12/2021
406-719Fromberg8/20/2019
406-720Colstrip
406-721Missoula
406-722Alberton
406-723Butte
406-724Glentana
406-725Larslan
406-726Arlee
406-727Great Falls
406-728Missoula
406-729Walsall9/8/2016
406-730Whitefish
406-731Great Falls
406-732St Mary
406-733Highwood
406-734Carter
406-735Geyser
406-736Stockett
406-737Geraldine
406-738Raynesford
406-739Loma
406-740Colstrip
406-741Hot Springs
406-742Fairview
406-743Laurel9/8/2006
406-744St Ignatius11/16/2012
406-745St Ignatius
406-746Nashua
406-747Fairview
406-748Colstrip
406-749Colstrip
406-750Great Falls8/22/2005
406-751Kalispell
406-752Kalispell
406-753Brady
406-754Condon
406-755Kalispell
406-756Kalispell
406-757Decker
406-758Kalispell
406-759Chester
406-760Great Falls
406-761Great Falls
406-762Opheim
406-763Gallatin Gateway
406-764North Frannie
406-765Plentywood
406-766Froid
406-767Ridge
406-768Poplar
406-769Bainville
406-770Great Falls
406-771Great Falls
406-772Plevna
406-773Richey
406-774Lambert
406-775Ekalaka
406-776Savage
406-777Stevensville
406-778Baker
406-779Flaxville Rural
406-780Columbus
406-781Great Falls
406-782Butte
406-783Scobey Rural
406-784Ashland
406-785North Nashua
406-786Brockton
406-787Culbertson
406-788Great Falls
406-789Medicine Lake
406-790Culbertson
406-791Great Falls
406-792Butte
406-793Ovando
406-794Billings3/15/2006
406-795Wibaux
406-796Wibaux
406-797Anaconda
406-798West Sidney
406-799Great Falls
406-800Bridger12/11/2013
406-802Hamilton
406-804Gardiner8/20/2019
406-807East Glacier Park4/22/2021
406-808Havre
406-812Laurel10/3/2011
406-813Belgrade9/14/2011
406-815Red Lodge
406-818Red Lodge
406-820Olney10/11/2007
406-821Darby
406-822Superior
406-823Livingston
406-824St Ignatius
406-825Clinton
406-826Plains
406-827Thompson Falls
406-828Alzada
406-829Missoula
406-830Missoula2/6/2007
406-831Billings12/21/2016
406-832Wise River
406-833Ronan
406-834Jackson
406-835Melrose
406-836Great Falls
406-837Bigfork
406-838Cooke City
406-839Billings9/30/2006
406-840Silvertip5/23/2007
406-841Helena
406-842Sheridan
406-843Virginia City
406-844Lakeside
406-845Cut Bank10/27/2008
406-846Deer Lodge
406-847Noxon
406-848Gardiner
406-849Elmo
406-850Billings
406-851Miles City
406-852Miles City
406-853Miles City
406-854Marion
406-855Billings
406-856Custer
406-857Somers
406-858Kalispell
406-859Philipsburg
406-860Billings
406-861Billings
406-862Whitefish
406-863Whitefish
406-864South Alberton
406-865Dillon
406-866Great Falls
406-867Billings
406-868Great Falls
406-869Billings
406-870Great Falls
406-871Kalispell6/15/2006
406-872Polson10/15/2007
406-873Cut Bank
406-874Miles City
406-875Pompey Pillar
406-876Billings
406-877West Beach
406-878Great Falls3/1/2013
406-879Havre11/11/2009
406-880Missoula
406-881Olney
406-882Eureka Rural
406-883Polson
406-884Polson
406-885Kalispell
406-886Swan Lake
406-887Finley Point
406-888West Glacier
406-889Eureka Rural
406-890Kalispell
406-891Baker
406-892Columbia Falls
406-893Peerless
406-894Billings
406-895Outlook
406-896Billings
406-897Columbia Falls
406-898Bozeman3/20/2009
406-899Great Falls
406-900Ennis9/29/2017
406-901Billings4/14/2021
406-902Sheridan11/27/2018
406-905Joliet10/3/2011
406-909Columbia Falls5/24/2018
406-913Roundup
406-914Lambert
406-915South Wolf Point
406-916Helena3/24/2017
406-919Belgrade3/4/2019
406-920Bozeman
406-922Bozeman
406-923Great Falls1/3/2005
406-924Belgrade10/26/2004
406-925Dillon
406-926Missoula1/7/2011
406-927Billings7/23/2010
406-928Grass Range
406-929Hungry Horse7/26/2007
406-930Big Timber
406-931Big Timber
406-932Big Timber
406-933Helena
406-934Miles City
406-935Broadus
406-936Clyde Park7/15/2015
406-937Sunburst
406-938Alzada
406-939West Glendive
406-940Molt7/18/2017
406-941West Glendive
406-942Glasgow10/23/2009
406-943Sidney1/9/2003
406-944Miles City1/9/2003
406-945Havre
406-946Livingston1/9/2003
406-947Musselshell
406-948Glendive1/9/2003
406-949Townsend
406-951Miles City
406-952Great Falls
406-953Hardin
406-954Roy
406-956Baker10/20/2010
406-957Terry
406-960Dillon1/9/2003
406-961Hamilton
406-962Joliet
406-963Froid Rural
406-964Great Falls
406-965Great Falls
406-966Shelby1/9/2003
406-967Worden
406-968Lewistown1/9/2003
406-969Billings
406-970Billings6/3/2016
406-971Plevna
406-972West Camp Crook
406-973Sidney
406-974Circle
406-975Ekalaka
406-977Jordan
406-978Baker
406-979Richey
406-980Townsend
406-981South Miles City
406-982Yellow Bay
406-983Ashland
406-984Birney
406-987Glendive
406-988Dillon1/7/2005
406-989West Glendive
406-990Lame Deer5/12/2020
406-991Marion10/11/2007
406-992Helena8/26/2008
406-993Big Sky
406-994Bozeman
406-995Big Sky
406-996Helena1/10/2011
406-998Billings8/26/2015
406-999Big Sky7/11/2006
  1. The NPA (numbering plan area) and the NXX (central office code) stand for the same thing.
  2. The area served is listed under ‘Area served’. Rate centers are geographical areas used for determining billing boundaries in the North American Numbering Plan. Named after a locality, sometimes not the only one served by an NPA-NXX combination.
  3. Date of assignment. Exchange codes assigned before 2001 do not have a date listed.

List of Cities in Area Code 406

Looking to find out what cities are in your area code 406? You’ve come to the right place! We’ve put together a comprehensive list of major cities and their corresponding area codes. Whether you’re looking to relocate or just curious, you’ll be able to find what you need here.

So without further ado, let’s get started! We’ve compiled a list of every city in the 406 area code with the corresponding phone number. We hope you find this information helpful!

CityCountyTime
AbsarokeeStillwaterM
ActonYellowstoneM
AlbertonMineralM
AlderMadisonM
AlzadaCarterM
AnacondaDeer LodgeM
AngelaRosebudM
AntelopeSheridanM
ArleeLakeM
AshlandRosebudM
AugustaLewis And ClarkM
AvonPowellM
BabbGlacierM
BainvilleRooseveltM
BakerFallonM
BallantineYellowstoneM
BasinJeffersonM
BearcreekCarbonM
BelfryCarbonM
BelgradeGallatinM
BeltCascadeM
BiddlePowder RiverM
Big ArmLakeM
Big SandyChouteauM
Big SkyGallatinM
Big TimberSweet GrassM
BigforkFlatheadM
BighornTreasureM
BillingsYellowstoneM
BirneyRosebudM
Black EagleCascadeM
BloomfieldDawsonM
BonnerMissoulaM
BoulderJeffersonM
Box ElderHillM
BoydCarbonM
BoyesCarterM
BozemanGallatinM
BradyPonderaM
BridgerCarbonM
BroadusPowder RiverM
BroadviewYellowstoneM
BrocktonRooseveltM
BrockwayMcConeM
BrowningGlacierM
BrusettGarfieldM
BuffaloFergusM
BusbyBig HornM
ButteSilver BowM
BynumTetonM
CameronMadisonM
Canyon CreekLewis And ClarkM
CapitolCarterM
CardwellJeffersonM
CarterChouteauM
CascadeCascadeM
CharloLakeM
ChesterLibertyM
ChinookBlaineM
ChoteauTetonM
CircleMcConeM
ClancyJeffersonM
ClintonMissoulaM
Clyde ParkParkM
Coffee CreekFergusM
CohagenGarfieldM
ColstripRosebudM
Columbia FallsFlatheadM
ColumbusStillwaterM
CondonMissoulaM
ConnerRavalliM
ConradPonderaM
Cooke CityParkM
CoramFlatheadM
CorvallisRavalliM
CraneRichlandM
Crow AgencyBig HornM
CulbertsonRooseveltM
CusterYellowstoneM
Cut BankGlacierM
DagmarSheridanM
DarbyRavalliM
DaytonLakeM
De BorgiaMineralM
DeckerBig HornM
Deer LodgePowellM
DellBeaverheadM
DentonFergusM
DillonBeaverheadM
DivideSilver BowM
DixonSandersM
DodsonPhillipsM
DrummondGraniteM
DupuyerPonderaM
DuttonTetonM
East Glacier ParkGlacierM
East HelenaLewis And ClarkM
EdgarCarbonM
EkalakaCarterM
EllistonPowellM
ElmoLakeM
EmigrantParkM
EnnisMadisonM
EssexFlatheadM
EthridgeTooleM
EurekaLincolnM
FairfieldTetonM
FairviewRichlandM
FallonPrairieM
FishtailStillwaterM
FlaxvilleDanielsM
FlorenceRavalliM
FlowereeChouteauM
ForestgroveFergusM
ForsythRosebudM
Fort BentonChouteauM
Fort HarrisonLewis And ClarkM
Fort PeckValleyM
Fort ShawCascadeM
FortuneLincolnM
FrazerValleyM
FrenchtownMissoulaM
FroidRooseveltM
FrombergCarbonM
GalataTooleM
Gallatin GatewayGallatinM
GardinerParkM
GarrisonPowellM
GarryowenBig HornM
GeraldineChouteauM
GeyserJudith BasinM
GildfordHillM
GlasgowValleyM
GlenBeaverheadM
GlendiveDawsonM
GlentanaValleyM
Gold CreekPowellM
GrantsdaleRavalliM
Grass RangeFergusM
Great FallsCascadeM
GreycliffSweet GrassM
HallGraniteM
HamiltonRavalliM
HammondCarterM
HardinBig HornM
HarlemBlaineM
HarlowtonWheatlandM
HarrisonMadisonM
HathawayRosebudM
HauganMineralM
HavreHillM
HaysBlaineM
Heart ButtePonderaM
HelenaLewis And ClarkM
HelmvillePowellM
HeronSandersM
HighwoodChouteauM
HilgerFergusM
HinghamHillM
HinsdaleValleyM
HobsonJudith BasinM
HogelandBlaineM
HomesteadSheridanM
Hot SpringsSandersM
Hungry HorseFlatheadM
HuntleyYellowstoneM
HusonMissoulaM
HyshamTreasureM
IngomarRosebudM
InvernessHillM
IsmayCusterM
JacksonBeaverheadM
Jefferson CityJeffersonM
JolietCarbonM
JoplinLibertyM
JordanGarfieldM
Judith GapWheatlandM
KalispellFlatheadM
KevinTooleM
KilaFlatheadM
KinseyCusterM
KremlinHillM
Lake Mc DonaldFlatheadM
LakesideFlatheadM
LambertRichlandM
Lame DeerRosebudM
LarslanValleyM
LaurelYellowstoneM
LavinaGolden ValleyM
LedgerPonderaM
LewistownFergusM
LibbyLincolnM
LimaBeaverheadM
LincolnLewis And ClarkM
LindsayDawsonM
LivingstonParkM
LloydBlaineM
Lodge GrassBig HornM
LoloMissoulaM
LomaChouteauM
LonepineSandersM
LoringPhillipsM
LothairLibertyM
Malmstrom AfbCascadeM
MaltaPhillipsM
ManhattanGallatinM
MarionFlatheadM
Martin CityFlatheadM
MartinsdaleMeagherM
MarysvilleLewis And ClarkM
Mc AllisterMadisonM
Mc LeodSweet GrassM
Medicine LakeSheridanM
MelroseSilver BowM
MelstoneMusselshellM
MelvilleSweet GrassM
MildredPrairieM
Miles CityCusterM
MilltownMissoulaM
MissoulaMissoulaM
MoccasinJudith BasinM
MoltYellowstoneM
MonarchCascadeM
MooreFergusM
MosbyGarfieldM
MusselshellMusselshellM
NashuaValleyM
NeihartCascadeM
NorrisMadisonM
NoxonSandersM
NyeStillwaterM
OilmontTooleM
OlivePowder RiverM
OlneyFlatheadM
OpheimValleyM
OtterPowder RiverM
OutlookSheridanM
OvandoPowellM
PabloLakeM
ParadiseSandersM
Park CityStillwaterM
PeerlessDanielsM
PendroyTetonM
PhilipsburgGraniteM
PinesdaleRavalliM
PlainsSandersM
PlentywoodSheridanM
PlevnaFallonM
PolarisBeaverheadM
PolebridgeFlatheadM
PolsonLakeM
Pompey PillarYellowstoneM
PonyMadisonM
PoplarRooseveltM
PowdervillePowder RiverM
PowerTetonM
PrayParkM
ProctorLakeM
PryorBig HornM
RadersburgBroadwaterM
RamsaySilver BowM
RapeljeStillwaterM
RavalliLakeM
RaymondSheridanM
RaynesfordJudith BasinM
Red LodgeCarbonM
RedstoneSheridanM
Reed PointStillwaterM
ReserveSheridanM
RexfordLincolnM
RicheyDawsonM
RichlandValleyM
RinglingMeagherM
RobertsCarbonM
RollinsLakeM
RonanLakeM
RoscoeCarbonM
RosebudRosebudM
RoundupMusselshellM
RoyFergusM
RudyardHillM
RyegateGolden ValleyM
SacoPhillipsM
SalteseMineralM
Sand CouleeCascadeM
Sand SpringsGarfieldM
SandersTreasureM
SavageRichlandM
ScobeyDanielsM
Seeley LakeMissoulaM
ShawmutWheatlandM
ShelbyTooleM
ShepherdYellowstoneM
SheridanMadisonM
SidneyRichlandM
Silver GateParkM
Silver StarMadisonM
SimmsCascadeM
SomersFlatheadM
SpringdaleParkM
St IgnatiusLakeM
St MarieValleyM
St RegisMineralM
St XavierBig HornM
StanfordJudith BasinM
StevensvilleRavalliM
StockettCascadeM
StrykerLincolnM
SulaRavalliM
SumatraRosebudM
Sun RiverCascadeM
SunburstTooleM
SuperiorMineralM
Sweet GrassTooleM
TeigenPetroleumM
TerryPrairieM
Thompson FallsSandersM
Three ForksGallatinM
TostonBroadwaterM
TownsendBroadwaterM
TregoLincolnM
Trout CreekSandersM
TroyLincolnM
TurnerBlaineM
Twin BridgesMadisonM
Two DotWheatlandM
UlmCascadeM
ValierPonderaM
VandaliaValleyM
VaughnCascadeM
VictorRavalliM
VidaMcConeM
Virginia CityMadisonM
VolborgCusterM
Warm SpringsDeer LodgeM
West GlacierFlatheadM
West YellowstoneGallatinM
WestbySheridanM
White Sulphur SpringsMeagherM
WhitefishFlatheadM
WhitehallJeffersonM
WhitetailDanielsM
WhitewaterPhillipsM
WhitlashLibertyM
WibauxWibauxM
WillardFallonM
Willow CreekGallatinM
WalsallParkM
WinifredFergusM
WinnettPetroleumM
WinstonBroadwaterM
WisdomBeaverheadM
Wise RiverBeaverheadM
Wolf CreekLewis And ClarkM
Wolf PointRooseveltM
WordenYellowstoneM
WyolaBig HornM
YellowtailBig HornM
ZortmanPhillipsM
ZurichBlaineM
  1. The table above indicates the most common, but not always all, places served by area code 406. When there is more than one place with the same name in the same state, we list the one where the most people live. Those with a population of more than 50,000 are highlighted.
  2. Mountain Time (currently 01:39:35 PM) stands for Mountain Time.

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