Area code 406
Encyclopedia
Image:Area_code_MT.png|right|thumbs|Map of Montana area code in blue (with border states and provinces)
poly 67 33 0 20 1 1 51 0 58 24 Area code 250
Area code 250
Area code 250 is an area code for most of the Canadian province of British Columbia, including Vancouver Island. It was created on October 19, 1996 as a split of area code 604.The area code also serves the United States city of Hyder, Alaska....
poly 66 33 57 25 52 0 198 0 198 54 Area code 403
Area code 403
Area code 403 is a telephone area code in the Canadian province of Alberta, encompassing the southern half of the province, including the Calgary area...
poly 198 55 198 0 419 0 418 72 265 63 Area code 306
Area code 306
Area code 306 is the telephone area code in the Canadian province of Saskatchewan, encompassing the province. It is one of the original 86 area codes assigned in 1947, in the contiguous United States and the then-nine-province extent of Canada....
poly 373 71 419 71 419 212 364 210 Area code 701
Area code 701
Image:Area_code_ND.png|right|Map of North Dakota area code in blue poly 0 0 106 0 106 36 0 30 Area code 306poly 109 1 107 34 239 35 298 32 297 0 Area code 204...
poly 364 212 363 267 419 267 419 212 Area code 605
Area code 605
Image:Area_code_SD.png|right|Map of South Dakota's area code in blue poly 93 2 86 105 1 98 1 1 Area code 406poly 94 1 365 0 369 28 374 52 90 53 Area code 701...
poly 140 233 133 268 363 269 362 255 Area code 307
Area code 307
Image:Area_code_WY.png|right|Map of Wyoming showing its area code in blue #poly 83 35 344 34 353 243 75 246 Area Code 307poly 347 139 425 139 420 0 343 0 Area code 605poly 348 139 429 139 420 243 352 243 Area code 308...
poly 1 21 15 23 6 70 12 85 12 99 37 137 47 141 36 165 39 178 31 179 32 187 35 195 51 188 58 216 65 222 60 221 61 230 71 230 71 248 77 254 79 247 92 253 93 246 110 250 121 250 125 243 130 256 135 259 134 268 1 267 Area code 208
Area code 208
Image:Area_code_ID.png|right|thumbs|Map of mexico area code in blue poly 117 53 348 53 350 219 261 219 261 238 254 227 248 230 252 238 219 236 224 243 213 240 211 246 200 225 194 227 190 218 178 193 165 196 158 193 165 152 154 150 131 121 124 110 117 93 Area code 406poly 90 52 87 163 90 178 32...
desc top-right
Area code 406 is the telephone
Telephone
The telephone , colloquially referred to as a phone, is a telecommunications device that transmits and receives sounds, usually the human voice. Telephones are a point-to-point communication system whose most basic function is to allow two people separated by large distances to talk to each other...
area code covering the entire state of Montana
Montana
Montana is a state in the Western United States. The western third of Montana contains numerous mountain ranges. Smaller, "island ranges" are found in the central third of the state, for a total of 77 named ranges of the Rocky Mountains. This geographical fact is reflected in the state's name,...
.
Exchanges in area code 406
- BillingsBillings, MontanaBillings is the largest city in the U.S. state of Montana, and is the principal city of the Billings Metropolitan Area, the largest metropolitan area in over...
: 206, 208, 215, 237, 238, 245, 247, 248, 252, 254, 255, 256, 259, 272, 281, 294, 325, 371, 373, 384, 435, 520, 534, 545, 591, 598, 600, 620, 651, 652, 655, 656, 657, 661, 670, 671, 672, 690, 694, 696, 697, 698, 729, 794, 839, 850, 851, 855, 860, 861, 867, 869, 894, 896, 999 - BozemanBozeman, MontanaBozeman is a city in and the county seat of Gallatin County, Montana, United States, in the southwestern part of the state. The 2010 census put Bozeman's population at 37,280 making it the fourth largest city in the state. It is the principal city of the Bozeman micropolitan area, which consists...
and Gallatin Valley: 209, 219, 282, 284, 285, 388, 451, 522, 539, 548, 551, 556, 557, 570, 577, 581, 582, 585, 586, 587, 624 (Bresnan cable VOIP), 763, 920, 922, 994 - ButteButte, MontanaButte is a city in Montana and the county seat of Silver Bow County, United States. In 1977, the city and county governments consolidated to form the sole entity of Butte-Silver Bow. As of the 2010 census, Butte's population was 34,200...
: 221, 299, 310, 490, 491, 494, 496, 533, 565, 595, 723, 782, 792 - Great FallsGreat Falls, MontanaGreat Falls is a city in and the county seat of Cascade County, Montana, United States. The population was 58,505 at the 2010 census. It is the principal city of the Great Falls, Montana Metropolitan Statistical Area, which encompasses all of Cascade County...
: 205, 216, 217, 231, 268, 403, 424, 425, 452, 453, 454, 455, 564, 590, 727, 731, 750, 760, 761, 770, 771, 781, 788, 791, 799, 836, 866, 868, 970, 899, 923, 952 - Fort BentonFort Benton, MontanaFort Benton is a city in and the county seat of Chouteau County, Montana, United States. A portion of the city was designated as a National Historic Landmark District in 1961. Established a full generation beforethe U.S...
: 621, 622 - HardinHardin, MontanaHardin is a city in and the county seat of Big Horn County, Montana, United States. The population was 3,384 at the 2000 census.-Geography:Hardin is located at ....
: 623 - HelenaHelena, MontanaHelena is the capital city of the U.S. state of Montana and the county seat of Lewis and Clark County. The 2010 census put the population at 28,180. The local daily newspaper is the Independent Record. The Helena Brewers minor league baseball and Helena Bighorns minor league hockey team call the...
: 202, 204, 225, 227, 235, 266, 324, 362, 410, 422, 430, 431, 437, 438, 439, 441, 442, 443, 444, 449, 457, 458, 461, 465, 475, 492, 495, 547, 562, 594, 634, 667, 841, 846, 871, 932, 933 - KalispellKalispell, MontanaKalispell is a city in and the county seat of Flathead County, Montana, United States. The 2010 census put Kalispell's population at 19,927 up 5,704 over 2000. At 40.1% this is the largest percentage of growth of any incorporated city in Montana. Kalispell is the largest city and commercial center...
: 758, 755, 752, 751, 250, 257, 270 - MissoulaMissoula, MontanaMissoula is a city located in western Montana and is the county seat of Missoula County. The 2010 Census put the population of Missoula at 66,788 and the population of Missoula County at 109,299. Missoula is the principal city of the Missoula Metropolitan Area...
: 203, 207, 214, 218, 239, 240, 241, 243, 251, 258, 273, 274, 315, 327, 329, 370, 396, 493, 496, 523, 529, 531, 532, 540, 541, 542, 543, 544, 546 549, 550, 552, 626, 721, 726, 728, 829, 830, 880
Use by Google
On December 10, 2008, GoogleGoogle
Google Inc. is an American multinational public corporation invested in Internet search, cloud computing, and advertising technologies. Google hosts and develops a number of Internet-based services and products, and generates profit primarily from advertising through its AdWords program...
's Gmail
Gmail
Gmail is a free, advertising-supported email service provided by Google. Users may access Gmail as secure webmail, as well via POP3 or IMAP protocols. Gmail was launched as an invitation-only beta release on April 1, 2004 and it became available to the general public on February 7, 2007, though...
Blog announced that SMS
SMS
SMS is a form of text messaging communication on phones and mobile phones. The terms SMS or sms may also refer to:- Computer hardware :...
messages could be sent from inside Gmail. The messages are sent from numbers in the 406 area code. Each number is unique and can be bookmarked in your phone for replies or future use.
Google also employs the use of area code 406 for the assignment of reply-to or callback numbers for Google Voice
Google voice
Search by voice is a branded name for a technology to "search by voice on your [digital device]", such as a mobile phone or PC, i.e. have the device search for data upon entering information on what to search into the device by speaking....
's customers' contacts.