About 623 Area Code
Located in: Arizona
Major Cities: Phoenix
Major Carriers: , Zipwhip Messaging, T-Mobile USA, Inc., AT&T Wireless, Onvoy, LLC, TextNow - 360 Networks - SVR, Verizon Wireless, Sprint Spectrum, L.P., Vonage Network Inc., Twilio - Peerless - SMS-Sybase365/MMS-SVR, Pinger - Bandwidth.com - Sybase365, Bandwidth/15 - Bandwidth.com - SVR, TextNow - Bandwidth.com - SVR, Global Crossing Local Services, Inc., Coretel SMSEnabled - Coretel - Sybase365, Bandwidth/RingCentral Messaging - Sybase365, Level 3 Communications, LLC, Bandwidth.com CLEC, LLC, T-Mobile, Cricket Wireless - ATT - SVR, T-Mobile USA, Inc. (form. Metro PCS, Inc.), Metro PCS, Inc., Jasper Wireless, Bandwidth SMSEnabled - Bandwidth CLEC - Sybase365, West Telecom Services, LLC, McLeodUSA, Vail Lab - Sybase365, Google (Grand Central) BWI - Bandwidth.com - SVR, Bandwidth/13 - Bandwidth.com - SVR, Twilio, Twilio - Inteliquent - SMS-Sybase365/MMS-SVR, Onvoy/5 - Sybase365, Allstream Inc., Enflick - Bandwidth.com - SVR, Twilio US2 - Bandwidth.com - SMS-Sybase365/MMS-SVR, American Messaging Services, LLC, Comcast, Qwest Corporation, Accipiter Communications Incorporated, CenturyLink, Coxcom, Inc., MCI Metro, ATS, Inc., Teleport Communications America, LLC, Re-Invent Telecom, LLC - AZ, XO Communications, Inc., Broadsoft/XO Communications SMSEnabled - XO Communications, Inc. - Sybase365, Sprint, Vonage/Nexmo - Sybase365, unknown, Peerless Network
Prefixes in Area Code 623
623-200PHOENIX
623-201PHOENIX
623-202PHOENIX
623-203PHOENIX
623-204PHOENIX
623-205PHOENIX
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623-512PHOENIX
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