Area Code 307-800 : Area Code 307-899 is your one-stop site for area code lookup, phone number lookup, and free phone number reviews. Following is reverse lookup detail & reviews for area code 307 8xx including 307 area code location map. Major cities such as Cheyenne, Kemmerer, Riverton, Casper, Afton covered within area code 307 8xx are also listed on this page. More area codes, including those outside of Wyoming, United States of America, are on the homepage.

Reverse Lookup Detail for Area Code 307 8xx

Area code 307 covers part of Wyomingstate, covering most of Lincoln, Fremont, Sweetwater, Laramie, Park counties. It was started on Jan 01, 2000. This region follows US/Mountain + Daylight Savings timezone. Other popular area codes that belong to Wyoming state include .

Verified changes in Area Code 307 8XX

Date ChangedChange Details
Apr 30, 2014Area code 307-864 subscribers are operational from Apr 30, 2014.
Mar 30, 2014Area code 307-857 was introduced on Nov 01, 2013 and subscribers are operational from Mar 30, 2014.
Feb 12, 2014Area code 307-886 was introduced on Nov 07, 2013 and subscribers are operational from Feb 12, 2014.
Dec 30, 2013Area code 307-840 was introduced on Nov 01, 2013 and subscribers are operational from Dec 30, 2013.
Nov 16, 2013Area code 307-855 was introduced on Sep 09, 2013 and subscribers are operational from Nov 16, 2013.
Jun 07, 2013Area code 307-899 subscribers are operational from Jun 07, 2013.

Area Code 307-800 - Area Code 307-899 (Covers 307 8xx xxxx phone numbers)

Area CodeCityCountyPopulationNetwork Operator
307-800-0CasperLincoln18,106Zayo Group LLC - WY
307-811798,813One Call Services-Pipeline And Utility Safety
307-823-0CheyenneLaramie91,738Teleport Communications America LLC - WY
307-828-7CasperLincoln18,106Zayo Group LLC - WY
307-828-1CheyenneLincoln18, CLEC LLC - WY
307-828-0KemmererLincoln18,106Qwest Corporation
307-828-8Rock SpringsLincoln18,106Gold Star Communications LLC
307-834La GrangeGoshen13,249United Telephone Company of the West dba CenturyLink of the West - WY
307-836GuernseyPlatte8,667United Telephone Company of the West dba CenturyLink of the West - WY
307-837LingleGoshen13,249United Telephone Company of the West dba CenturyLink of the West - WY
307-840-9CheyenneFremont40, CLEC LLC - WY
307-840-0CheyenneFremont40,123Cellco Partnership dba Verizon Wireless - WY
307-849MontpelierLincoln18,106Qwest Corporation
307-850Mountain ViewFremont40,123Union Telephone Company
307-851CheyenneFremont40,123Cellco Partnership dba Verizon Wireless - WY
307-854RivertonFremont40,123Advanced Communications Technology Inc - WY
307-855-4CasperFremont40,123Bresnan Broadband of Wyoming LLC - WY
307-855-7CasperFremont40,123Zayo Group LLC - WY
307-855-5CheyenneFremont40,123Cellco Partnership dba Verizon Wireless - WY
307-855-0RivertonFremont40,123Qwest Corporation
307-856RivertonFremont40,123Qwest Corporation
307-857-8CheyenneFremont40,123Cellco Partnership dba Verizon Wireless - WY
307-857-0RivertonFremont40,123Qwest Corporation
307-858Mountain ViewFremont40,123Union Telephone Company
307-859PinedaleSublette10,247CenturyTel of Wyoming Inc dba CenturyLink
307-864ThermopolisHot Springs4,812RT Communications Inc
307-867BasinHot Springs4,812Tri-County Telephone Association Inc
307-868BasinPark28,205TCT West Inc
307-870Mountain ViewSweetwater43,806Union Telephone Company
307-871CheyenneSweetwater43,806Cellco Partnership dba Verizon Wireless - WY
307-872Green RiverSweetwater43,806Qwest Corporation
307-874ManilaSweetwater43,806Union Telephone Company - WY
307-875Green RiverSweetwater43,806Qwest Corporation
307-876ShoshoniFremont40,123RT Communications Inc
307-877-8CheyenneLincoln18,106Level 3 Communications LLC - WY
307-877-0KemmererLincoln18,106Qwest Corporation
307-878AlzadaCrook7,083Range Telephone Cooperative Inc
307-880Rock SpringsLincoln18,106Gold Star Communications LLC
307-883FreedomLincoln18,106Silver Star Telephone Company Inc
307-884Mountain ViewLincoln18,106Union Telephone Company
307-885FreedomLincoln18,106Silver Star Telephone Company Inc
307-886-0AftonLincoln18,106Qwest Corporation
307-886-6CasperLincoln18,106Cellco Partnership dba Verizon Wireless - WY
307-886-7CasperLincoln18,106Zayo Group LLC - WY
307-887Rock SpringsLincoln18,106Gold Star Communications LLC
307-890Mountain ViewLincoln18,106Union Telephone Company
307-896Belle FourcheCrook7,083Qwest Corporation
307-899CasperPark28,205New Cingular Wireless PCS LLC

Recent Free Phone Number Reviews in Area Code 307 8xx

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Verified phone numbers in Area Code 307

Area Code#Area Code#Area Code#Area Code#Area Code#
307 689518307 272430307 214406307 248369307 262356
307 258341307 752335307 267330307 421323307 461312
307 277307307 413303307 212303307 370301307 250288
307 259279307 224278307 213270307 660261307 630258
307 222257307 251253307 254252307 321248307 299238

Map for area code 307 8xx  

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Current Time in 307-8 Area Code

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307 Area Code

At, you'll find current information on 307area code, including 307 area code location & map. Other phone area code may be searched using's area code locator service on the homepage. Use the phone number search function above to instant verify area code lookup & phone number lookup.

Wyoming Area Codes Directory provides a free area codes directory with detailed information on the various USA area codes, area codes listing, and other area codes phone details. also lists international area codes within the North American Numbering Plan. And you can verify owners of phone numbers using the reverse number lookup service by entering a 10 digit phone number in the top most text box.

307 Area Code Finder

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Wyoming Area Code Lookup is an excellent resource for area code lookup and reverse number lookup. Here you'll find area codes, city, county, population & operator list table of area codes within the United States. Also, you can verify owners of phone numbers with full name & address information for background check. For a full list of area codes, visit home page. It provides drilldown for USA area codes and area code location maps.

Reverse Phone Number Verification

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Telephone/Landline Area Codes is a resource of North American telephone area codes. Beyond area code listings, relevant information about each area code is detailed. For example, this page details area code 307-8. You can also search area codes by state, and within the NANP, find country area codes.

Free Area Codes Locator for Wyoming

The area codes locator shows the coverage area for each phone number area code. Area code locations are also listed by city next to the area code maps on this page. Also, read reviews within an area code.

307 Area Code Reviews provides local reviews for phone numbers and aggregates results per area code. It shows you the area code location covered by each area code; for example, the LA area code reveiws covers local business phone numbers area in Los Angeles. This page details area code 307-8. All USA states area codes may be found using

Telephone Area Codes in Wyoming

The telephone area code prefixes local phone numbers & is not required to be dialed. For area codes by city, search Area codes telephone differ from region to region, and in some places the area code must be dialed even when calling locally within that region. Find out more with area code decoder.

External links & resources for area code 307 in Wyoming

  • CitySites Pages for Wyoming (Source: Official CitySites)
  • Wikipedia Article on Area Code 307 (Source: Wikipedia)
  • State Information Resources for Wyoming (Source: State Information)