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Area Code 307 - Casper, WY

Below is the information for Area Code 307
General Information for Area Code 307
Country United States
State/Province Wyoming
Major City Casper
Time Zone Mountain (UTC-07:00)

Phone directory of numbers beginning with Area Code 307 Prefixes

Prefix Primary City County Phone Type
307-344 Yellowstone National Park, WY Teton Landline
307-345 Lander, WY Fremont Cell Number
307-347 Worland, WY Washakie Landline
307-348 Hanna, WY Carbon Landline
307-349 Lander, WY Fremont Cell Number
307-350 Rock Springs, WY Sweetwater Cell Number
307-351 Douglas, WY Converse Cell Number
307-352 Rock Springs, WY Sweetwater Landline
307-353 Alta, WY Teton Landline
307-354 Rock Springs, WY Sweetwater Cell Number
307-356 Medicine Bow, WY Albany Landline
307-358 Douglas, WY Converse Landline
307-359 Douglas, WY Converse Cell Number
307-360 Pinedale, WY Sublette Cell Number
307-362 Rock Springs, WY Sweetwater Landline
307-363 Gillette, WY Campbell Landline
307-364 Unknown
307-365 Cheyenne, WY Laramie Cell Number
307-366 Ten Sleep, WY Washakie Landline
307-367 Pinedale, WY Sublette Landline
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Location Details

Area code is a type of numbering scheme used in telecommunication. It divides the territories of its member countries, the code is a three-digit code. The digits 0 and 1 applied for central office codes. Other digits were applied into geographic areas of the service territory.

  • 200: easily recognizable code (ERC)
  • 201: New Jersey
  • 202: Washington, D.C.
  • 203: Connecticut
    • and so on.

If you want to get more informatons of the areacode, Input an areacode into the above search area, get what you want.