Area Code 720 - Colorado

Every 720 prefix with its city and carrier. Got a specific number? Search it here.

Area code 720 serves Colorado (Mountain time zone) with 786 assigned prefixes. Major rate centers include Denver, Longmont, Fort Lupton, Georgetown, Deckers, Allens Park-Lyons, Keenesburg, Hudson. Received a call from a 720 number? Type the full number into the search box above to see its city, carrier, and community reports.

Prefixes in area code 720

PrefixCityStateCarrier
720-963DenverCOQWEST CORPORATION
720-964LongmontCOT-MOBILE USA, INC.
720-965DenverCOT-MOBILE USA, INC.
720-966Fort LuptonCONEW CINGULAR WIRELESS PCS, LLC
720-967DenverCOLEAP TELECOM, LLC
720-968DenverCONEW CINGULAR WIRELESS PCS, LLC
720-969DenverCONEW CINGULAR WIRELESS PCS, LLC
720-970LongmontCOBANDWIDTH.COM CLEC, LLC - CO
720-971DenverCOT-MOBILE USA, INC.
720-972DenverCOQWEST CORPORATION
720-973DenverCOHADLO TECHNOLOGIES, LLC
720-974DenverCOELECTRIC LIGHTWAVE LLC DBA ALLSTREAM
720-975DenverCOELECTRIC LIGHTWAVE LLC DBA ALLSTREAM
720-977DenverCOQWEST CORPORATION
720-978DenverCONUSO, LLC
720-979DenverCOT-MOBILE USA, INC.
720-980DenverCOT-MOBILE USA, INC.
720-981DenverCOQWEST CORPORATION
720-982DenverCOT-MOBILE USA, INC.
720-983DenverCONEW CINGULAR WIRELESS PCS, LLC
720-984DenverCOT-MOBILE USA, INC.
720-985DenverCOT-MOBILE USA, INC.
720-986LongmontCOBANDWIDTH.COM CLEC, LLC - CO
720-987DenverCOT-MOBILE USA, INC.
720-988DenverCOT-MOBILE USA, INC.
720-989DenverCOT-MOBILE USA, INC.
720-990DenverCOLEVEL 3 TELECOM OF COLORADO, LLC - CO
720-991DeckersCOCOMMIO, LLC
720-992DenverCOTELEPORT COMMUNICATIONS AMERICA, LLC - CO
720-993DenverCONEW CINGULAR WIRELESS PCS, LLC
720-994DenverCOT-MOBILE USA, INC.
720-995DenverCOEON TELECOM, INC.
720-996DenverCOCOMMIO, LLC
720-997BennettCOCOMCAST IP PHONE, LLC
720-998DenverCOCOMCAST IP PHONE, LLC
720-999DenverCOT-MOBILE USA, INC.

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