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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-631 9 Mormon Lake AZ PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2022-03-26   
928-632 A Prescott AZ HMBLAZMARS1  9636 QWEST CORPORATION 666      
928-632 0 Prescott AZ HMBLAZMARS1  9636 QWEST CORPORATION 666      
928-632 1 Prescott AZ HMBLAZMARS1  9636 QWEST CORPORATION 666      
928-632 2 Prescott AZ PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2008-10-23   
928-632 3 Prescott AZ PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2016-05-02   
928-632 4 Prescott AZ MAYRAZMARS1  9636 QWEST CORPORATION 666      
928-632 5 Prescott AZ HMBLAZMARS1  9636 QWEST CORPORATION 666      
928-632 6 Prescott AZ PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2019-07-26   
928-632 7 Prescott AZ HMBLAZMARS1  9636 QWEST CORPORATION 666      
928-632 8 Prescott AZ HMBLAZMARS1  9636 QWEST CORPORATION 666      
928-632 9 Prescott AZ MAYRAZMARS1  9636 QWEST CORPORATION 666      
928-633 A Bagdad AZ PRSCAZFWDS0  3334 TABLE TOP TELEPHONE COMPANY 666      
928-634 A Sedona AZ CTWDAZMADS0  9636 QWEST CORPORATION 666      
928-635 A Flagstaff AZ WLMSAZMARS1  9636 QWEST CORPORATION 666      
928-635 0 Flagstaff AZ WLMSAZMARS1  9636 QWEST CORPORATION 666      
928-635 1 Flagstaff AZ WLMSAZMARS1  9636 QWEST CORPORATION 666      
928-635 2 Flagstaff AZ WLMSAZMARS1  9636 QWEST CORPORATION 666      
928-635 3 Flagstaff AZ WLMSAZMARS1  9636 QWEST CORPORATION 666      
928-635 4 Flagstaff AZ WLMSAZMARS1  9636 QWEST CORPORATION 666      
928-635 5 Flagstaff AZ WLMSAZMARS1  9636 QWEST CORPORATION 666      
928-635 6 Flagstaff AZ WLMSAZMARS1  9636 QWEST CORPORATION 666      
928-635 7 Flagstaff AZ PHNXAZUI8MD  508J CENTURYLINK COMMUNICATIONS, LLC 666   2015-09-26   
928-635 8 Flagstaff AZ WLMSAZMARS1  9636 QWEST CORPORATION 666      
928-635 9 Flagstaff AZ WLMSAZMARS1  9636 QWEST CORPORATION 666      
928-636 A Prescott AZ CHVYAZMADS0  9636 QWEST CORPORATION 666      
928-637 A Flagstaff AZ ASFKAZMARS1  9636 QWEST CORPORATION 666      
928-637 0 Flagstaff AZ ASFKAZMARS1  9636 QWEST CORPORATION 666      
928-637 1 Flagstaff AZ ASFKAZMARS1  9636 QWEST CORPORATION 666      
928-637 2 Flagstaff AZ ASFKAZMARS1  9636 QWEST CORPORATION 666      
928-637 3 Flagstaff AZ PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-05-12   
928-637 4 Flagstaff AZ PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-05-12   
928-637 5 Flagstaff AZ PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2007-05-04   
928-637 6 Flagstaff AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2008-05-10   
928-637 7 Flagstaff AZ FLGSAZMADS0  9636 QWEST CORPORATION 666   2007-06-25   
928-637 8 Flagstaff AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2010-03-08   
928-637 9 Flagstaff AZ ASFKAZMARS1  9636 QWEST CORPORATION 666      
928-638 A Grand Canyon AZ GRCNAZMARS1  9636 QWEST CORPORATION 666      
928-638 0 Grand Canyon AZ GRCNAZMARS1  9636 QWEST CORPORATION 666      
928-638 1 Grand Canyon AZ GRCNAZMARS1  9636 QWEST CORPORATION 666      
928-638 2 Grand Canyon AZ GRCNAZMARS1  9636 QWEST CORPORATION 666      
928-638 3 Grand Canyon AZ GRCNAZMARS1  9636 QWEST CORPORATION 666      
928-638 4 Grand Canyon AZ GRCNAZMARS1  9636 QWEST CORPORATION 666      
928-638 5 Grand Canyon AZ PHNXAZMAXQX  587F BANDWIDTH.COM CLEC, LLC - AZ 666   2022-02-25   
928-638 6 Grand Canyon AZ GRCNAZMARS1  9636 QWEST CORPORATION 666      
928-638 7 Grand Canyon AZ GRCNAZMARS1  9636 QWEST CORPORATION 666      
928-638 8 Grand Canyon AZ GRCNAZMARS1  9636 QWEST CORPORATION 666      
928-638 9 Grand Canyon AZ GRCNAZMARS1  9636 QWEST CORPORATION 666      
928-639 A Sedona AZ CTWDAZMADS0  9636 QWEST CORPORATION 666      
928-640 A Page AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-640 0 Page AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-640 1 Page AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-640 2 Page AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-640 3 Page AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-640 4 Page AZ   145J TERRA NOVA TELECOM INC. 666   2022-11-03   
928-640 5 Page AZ   145J TERRA NOVA TELECOM INC. 666   2022-04-10   
928-640 6 Page AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-640 7 Page AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-640 8 Page AZ   515J IP HORIZON LLC 666   2021-09-26   
928-640 9 Page AZ   6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2025-05-02   
928-641 A Sedona AZ PHNZAZ87PS0  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 666      
928-641 0 Sedona AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2021-08-08   
928-641 2 Sedona AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2021-08-08   
928-641 3 Sedona AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2021-08-08   
928-641 4 Sedona AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2016-04-23   
928-641 5 Sedona AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2021-12-30   
928-641 6 Sedona AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2015-08-08   
928-641 7 Sedona AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2021-08-08   
928-641 8 Sedona AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2020-10-20   
928-641 9 Sedona AZ PHNZAZ87PS0  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 666      
928-642 A Prescott AZ MAYRAZMARS1  9636 QWEST CORPORATION 666      
928-642 0 Prescott AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2009-11-05   
928-642 1 Prescott AZ MAYRAZMARS1  9636 QWEST CORPORATION 666   2003-10-18   
928-642 2 Prescott AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2008-10-26   
928-642 3 Prescott AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2008-11-28   
928-642 4 Prescott AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2009-04-04   
928-642 5 Prescott AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2009-09-10   
928-642 6 Prescott AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2009-07-09   
928-642 7 Prescott AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2009-11-20   
928-642 8 Prescott AZ TEMPAZNR5MD  5562 METROPCS, INC. 666   2004-07-30   
928-642 9 Prescott AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2015-04-05   
928-643 A Fredonia AZ PNGTUTXCDS1  2286 SOUTH CENTRAL UTAH TEL. ASSN., INC. 660      
928-643 0 Fredonia AZ PNGTUTXCDS1  2286 SOUTH CENTRAL UTAH TEL. ASSN., INC. 660      
928-643 1 Fredonia AZ PNGTUTXCDS1  2286 SOUTH CENTRAL UTAH TEL. ASSN., INC. 660      
928-643 2 Fredonia AZ PNGTUTXCDS1  2286 SOUTH CENTRAL UTAH TEL. ASSN., INC. 660      
928-643 3 Fredonia AZ PNGTUTXCDS1  2286 SOUTH CENTRAL UTAH TEL. ASSN., INC. 660      
928-643 5 Fredonia AZ PNGTUTXCDS1  2286 SOUTH CENTRAL UTAH TEL. ASSN., INC. 660      
928-643 6 Fredonia AZ PNGTUTXCDS1  2286 SOUTH CENTRAL UTAH TEL. ASSN., INC. 660      
928-643 7 Fredonia AZ PNGTUTXCDS1  2286 SOUTH CENTRAL UTAH TEL. ASSN., INC. 660      
928-643 8 Fredonia AZ PNGTUTXCDS1  2286 SOUTH CENTRAL UTAH TEL. ASSN., INC. 660      
928-643 9 Fredonia AZ PNGTUTXCDS1  2286 SOUTH CENTRAL UTAH TEL. ASSN., INC. 660      
928-644 A Colorado City AZ SLKCUT26BMD  965H FRACTEL, LLC 660      
928-644 4 Colorado City AZ SLKCUT26BMD  965H FRACTEL, LLC 660   2020-11-29   
928-644 6 Colorado City AZ   145J TERRA NOVA TELECOM INC. 660   2025-07-14   
928-645 A Page AZ PAGEAZMADS0  9636 QWEST CORPORATION 666      
928-646 A Sedona AZ CTWDAZSORS1  9636 QWEST CORPORATION 666      
928-646 0 Sedona AZ CTWDAZSORS1  9636 QWEST CORPORATION 666      
928-646 1 Sedona AZ CTWDAZSORS1  9636 QWEST CORPORATION 666      
928-646 2 Sedona AZ PHNXAZ19DS3  579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 666   2023-10-21   
928-646 3 Sedona AZ CTWDAZSORS1  9636 QWEST CORPORATION 666      

<< 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 >>

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.