Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 928 [Rate centres in NPA 928] [Dial plan for NPA 928]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-770 8 Mohave Valley AZ   630E ONVOY, LLC - AZ 666   2019-07-11   
928-770 9 Mohave Valley AZ   630E ONVOY, LLC - AZ 666   2021-01-16   
928-771 A Prescott AZ PRSCAZMADS0  9636 QWEST CORPORATION 666      
928-772 A Prescott AZ PRSCAZEARS2  9636 QWEST CORPORATION 666      
928-773 A Flagstaff AZ FLGSAZMADS0  9636 QWEST CORPORATION 666      
928-774 A Flagstaff AZ FLGSAZMADS0  9636 QWEST CORPORATION 666      
928-775 A Prescott AZ PRSCAZEARS2  9636 QWEST CORPORATION 666      
928-776 A Prescott AZ PRSCAZMADS0  9636 QWEST CORPORATION 666      
928-777 A Prescott AZ PRSCAZMADS0  9636 QWEST CORPORATION 666      
928-778 A Prescott AZ PRSCAZMADS0  9636 QWEST CORPORATION 666      
928-779 A Flagstaff AZ FLGSAZMADS0  9636 QWEST CORPORATION 666      
928-781 A Chinle AZ MNFRAZXCRS0  4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-781 0 Chinle AZ   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-781 1 Chinle AZ   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-781 3 Chinle AZ   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-781 4 Chinle AZ   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-781 9 Chinle AZ   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-782 A Yuma AZ YUMAAZMADS0  9636 QWEST CORPORATION 666      
928-783 A Yuma AZ YUMAAZMADS0  9636 QWEST CORPORATION 666      
928-785 A Yuma AZ WLTNAZMARS1  9636 QWEST CORPORATION 666      
928-785 0 Yuma AZ   6529 T-MOBILE USA, INC. 666   2005-12-30   
928-785 1 Yuma AZ   7421 AT&T - LOCAL 666   2005-10-07   
928-785 2 Yuma AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2004-11-05   
928-785 3 Yuma AZ   9636 QWEST CORPORATION 666      
928-785 4 Yuma AZ   9636 QWEST CORPORATION 666      
928-785 5 Yuma AZ   9636 QWEST CORPORATION 666      
928-785 6 Yuma AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2004-12-30   
928-785 7 Yuma AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2005-02-25   
928-785 8 Yuma AZ   9636 QWEST CORPORATION 666      
928-785 9 Yuma AZ   9636 QWEST CORPORATION 666      
928-786 A Hyder AZ PHNXAZ19CMD  516J TON80 COMMUNICATIONS, LLC 666      
928-786 6 Hyder AZ   516J TON80 COMMUNICATIONS, LLC 666   2022-04-13   
928-787 A Lukachukai AZ LKCHAZXCRS0  4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-787 0 Lukachukai AZ   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-787 1 Lukachukai AZ   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-787 2 Lukachukai AZ   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-787 5 Lukachukai AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 980   2020-04-17   
928-787 7 Lukachukai AZ   073H TELNYX LLC 980   2022-07-29   
928-787 8 Lukachukai AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 980   2021-10-22   
928-787 9 Lukachukai AZ   4449 NAVAJO COMM CO INC - AZ DBA FRONTIER NAVAJO COM 980      
928-788 A Mohave Valley AZ MHVYAZXCRS0  2172 CITIZENS UTILITIES RURAL DBA FRONTIER UT RURAL 666      
928-788 0 Mohave Valley AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2005-07-25   
928-788 1 Mohave Valley AZ   2172 CITIZENS UTILITIES RURAL DBA FRONTIER UT RURAL 666      
928-788 2 Mohave Valley AZ   2172 CITIZENS UTILITIES RURAL DBA FRONTIER UT RURAL 666      
928-788 3 Mohave Valley AZ   2172 CITIZENS UTILITIES RURAL DBA FRONTIER UT RURAL 666      
928-788 4 Mohave Valley AZ   2172 CITIZENS UTILITIES RURAL DBA FRONTIER UT RURAL 666      
928-788 5 Mohave Valley AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2016-06-25   
928-788 6 Mohave Valley AZ   2172 CITIZENS UTILITIES RURAL DBA FRONTIER UT RURAL 666      
928-788 7 Mohave Valley AZ   2172 CITIZENS UTILITIES RURAL DBA FRONTIER UT RURAL 666      
928-788 8 Mohave Valley AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2015-07-14   
928-788 9 Mohave Valley AZ   2172 CITIZENS UTILITIES RURAL DBA FRONTIER UT RURAL 666      
928-789 A Flagstaff AZ PHNZAZNGDS0  8293 NORTH COUNTY COMMUNICATIONS CORPORATION 666      
928-792 A Safford AZ TCSNAZMAVMD  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 668      
928-792 0 Safford AZ   579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 668   2014-11-13   
928-792 1 Safford AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 668   2014-10-11   
928-792 2 Safford AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 668   2006-08-23   
928-792 3 Safford AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2005-08-07   
928-792 4 Safford AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 668      
928-792 5 Safford AZ   9636 QWEST CORPORATION 668   2005-09-26   
928-792 6 Safford AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2006-03-01   
928-792 7 Safford AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2006-06-15   
928-792 8 Safford AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2006-12-07   
928-792 9 Safford AZ   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668   2010-02-16   
928-793 A Globe AZ TCSNAZMAVMD  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 668      
928-793 0 Globe AZ   579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 668   2014-11-13   
928-793 1 Globe AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 668   2015-01-09   
928-793 2 Globe AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 668   2015-01-09   
928-793 3 Globe AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 668   2006-10-10   
928-793 4 Globe AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 668      
928-793 5 Globe AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 668   2012-06-24   
928-793 6 Globe AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 668   2015-01-09   
928-793 7 Globe AZ   630E ONVOY, LLC - AZ 668   2007-05-26   
928-793 8 Globe AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 668   2014-03-22   
928-793 9 Globe AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 668   2015-06-06   
928-797 A Tuba City AZ STMCAZAB1MD  4146 SMITH BAGLEY INC. DBA CELLULAR ONE OF NE ARIZONA 980      
928-798 A Yuma AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666      
928-798 0 Yuma AZ   6529 T-MOBILE USA, INC. 666   2021-05-02   
928-798 1 Yuma AZ   6529 T-MOBILE USA, INC. 666   2021-05-02   
928-798 2 Yuma AZ   630E ONVOY, LLC - AZ 666   2021-07-05   
928-798 3 Yuma AZ   630E ONVOY, LLC - AZ 666   2021-07-05   
928-798 4 Yuma AZ   630E ONVOY, LLC - AZ 666   2021-07-05   
928-798 5 Yuma AZ   630E ONVOY, LLC - AZ 666   2021-07-05   
928-798 6 Yuma AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2021-05-23   
928-798 7 Yuma AZ   630E ONVOY, LLC - AZ 666   2021-05-01   
928-798 8 Yuma AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2021-05-23   
928-798 9 Yuma AZ   579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 666   2021-05-02   
928-799 A Sedona AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2025-10-31   
928-799 0 Sedona AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2025-10-31   
928-799 1 Sedona AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2025-10-31   
928-799 2 Sedona AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2025-10-31   
928-799 3 Sedona AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2025-10-31   
928-799 4 Sedona AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2025-10-31   
928-799 5 Sedona AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2025-10-31   
928-799 6 Sedona AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2025-10-31   
928-799 7 Sedona AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2025-10-31   
928-799 8 Sedona AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2025-10-31   
928-799 9 Sedona AZ   7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2025-10-31   
928-800 A Prescott AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666      
928-800 0 Prescott AZ   630E ONVOY, LLC - AZ 666   2017-06-16   
928-800 1 Prescott AZ   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2018-11-09   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.