National Phone Number Registry NPNR

Area Code 307 Location

Area code 307 is currently assigned for use in Wyoming since Jan 01, 1947. View all phone prefixes used in area code 307 or other area codes in Wyoming.

(307)
Enter 7-digit phone number for area code 307 or the complete 10-digit phone number

Phone Prefixes for Area Code 307

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Area code Location Company / Service Provider
307-200 JACKSON, WY LEVEL 3 COMMUNICATIONS, LLC - WY
307-201 JACKSON, WY LEVEL 3 COMMUNICATIONS, LLC - WY
307-202 POWELL, WY NEW CINGULAR WIRELESS PCS, LLC
307-203 JACKSON, WY SPRINT SPECTRUM L.P.
307-205 LINGLE, WY LEVEL 3 COMMUNICATIONS, LLC - WY
307-206 LANDER, WY MCIMETRO ACCESS TRANSMISSION SERVICES LLC
307-209 Rock Springs, WY CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY
307-212 Rock Springs, WY LEVEL 3 COMMUNICATIONS, LLC - WY
307-213 CODY, WY LEVEL 3 COMMUNICATIONS, LLC - WY
307-214 CHEYENNE, WY CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY
307-215 CASPER, WY AT&T LOCAL
307-216 LUSK, WY NEW CINGULAR WIRELESS PCS, LLC
307-217 BUFFALO, WY NEW CINGULAR WIRELESS PCS, LLC
307-219 POWELL, WY CENTURYLINK COMMUNICATIONS LLC
307-220 CHEYENNE, WY T-MOBILE USA, INC.
307-221 CHEYENNE, WY SPRINT SPECTRUM L.P.
307-222 CHEYENNE, WY LEVEL 3 COMMUNICATIONS, LLC - WY
307-223 LARAMIE, WY LEVEL 3 COMMUNICATIONS, LLC - WY
307-224 CASPER, WY LEVEL 3 COMMUNICATIONS, LLC - WY
307-226 AFTON, WY MCIMETRO ACCESS TRANSMISSION SERVICES LLC
307-227 MAMMOTH, WY CENTURYLINK COMMUNICATIONS LLC
307-228 GILLETTE, WY BANDWIDTH.COM CLEC, LLC - WY
307-229 COKEVILLE, WY GOLD STAR COMMUNICATIONS, LLC
307-230 CASPER, WY VERSATEL COMMUNICATIONS
307-231 PINEDALE, WY CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY
307-232 CASPER, WY QWEST CORPORATION
307-233 CASPER, WY QWEST CORPORATION
307-234 CASPER, WY QWEST CORPORATION
307-235 CASPER, WY QWEST CORPORATION
307-237 CASPER, WY QWEST CORPORATION
307-239 DUBOIS, WY GOLD STAR COMMUNICATIONS, LLC
307-240 RIVERTON, WY CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY
307-241 WHEATLAND, WY NEW CINGULAR WIRELESS PCS, LLC
307-242 LAKE, WY QWEST CORPORATION
307-245 PINEBLUFFS, WY RT COMMUNICATIONS
307-246 ALBIN, WY RT COMMUNICATIONS
307-247 CASPER, WY NEW CINGULAR WIRELESS PCS, LLC
307-248 AFTON, WY CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY
307-249 JACKSON, WY TELNYX LLC
307-250 CODY, WY CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY
307-251 CASPER, WY CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY
307-252 Rock Springs, WY UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS
307-253 CASPER, WY QWEST CORPORATION
307-254 POWELL, WY CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY
307-255 EVANSTON, WY UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS
307-256 CHEYENNE, WY SPRINT SPECTRUM L.P.
307-257 GILLETTE, WY LEVEL 3 COMMUNICATIONS, LLC - WY
307-258 CASPER, WY CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY
307-259 CASPER, WY CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY
307-260 BIG PINEY, WY UNION TELEPHONE COMPANY
New numbers being added to 307 area code
Effective: 05/08/2017
307-249 in JACKSON, WY
TELNYX LLC
Effective: 06/21/2017
307-317 in CHEYENNE, WY
NEUTRAL TANDEM-WYOMING, LLC - WY
Effective: 05/19/2017
307-785 in WBLLFOURCH, WY
ONVOY, LLC - WY
307 Area Code Information
Type of code: General Purpose Code
Location: WY - US
Time zone: M
Assigned for use: Yes
Code in service: Yes
Service date: January 01, 1947
In jeopardy: No
Relief in progress: No
NPA Relief status:
Code assignable: Yes
Geographic or
non-geographic:
G
Reserved for future use: No
Planning letter(s):
Overlay code: No
Overlay complex:
Dialing plan Standard Permissive
Home local calls: 7D NA
Foreign local calls: 7D NA
Home toll calls: 1+10D NA
Foreign toll calls: 1+10D -

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