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.

Prescott, AZ

1 2 3 4 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
520-831 A TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
520-831 0 TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
520-831 1 TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
520-831 3 TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
520-831 4 TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
928-227 A PHNYAZUXDS0  7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666      
928-227 0 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2004-12-29   
928-227 1 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2004-12-29   
928-227 2 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2004-11-30   
928-227 3 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2007-07-20   
928-227 4 PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2016-03-18   
928-227 5 PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2016-03-18   
928-227 6   145J TERRA NOVA TELECOM INC. 666   2023-04-27   
928-227 7 PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2014-08-29   
928-227 8 PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2015-06-30   
928-227 9 PHNYAZUXDS0  7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666      
928-237 A TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
928-237 0 TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
928-237 1 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2006-09-08   
928-237 2 PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2015-06-30   
928-237 3 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2010-11-22   
928-237 4 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2007-05-23   
928-237 5 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2010-08-22   
928-237 6 TEMPAZNR5MD  5562 METROPCS, INC. 666      
928-237 7 TEMPAZNR5MD  5562 METROPCS, INC. 666      
928-237 8 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2011-07-12   
928-237 9 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2007-07-20   
928-253 A PHNZAZNGDS0  8293 NORTH COUNTY COMMUNICATIONS CORPORATION 666      
928-273 A PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
928-273 0 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
928-273 1 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
928-273 2 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
928-273 3 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666      
928-273 4 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2003-12-22   
928-273 5 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2005-09-04   
928-273 6 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2005-12-12   
928-273 7 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-02-23   
928-273 8 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-04-07   
928-273 9 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-06-08   
928-277 A PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666      
928-277 0 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2006-03-24   
928-277 1 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2006-03-24   
928-277 2 PRSCAZMADS0  9636 QWEST CORPORATION 666   2007-04-09   
928-277 3 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2007-04-15   
928-277 4 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666      
928-277 5 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-09-07   
928-277 6 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-09-07   
928-277 7 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2007-04-03   
928-277 8 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2011-04-07   
928-277 9 TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2007-04-05   
928-308 A PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-312 A PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666      
928-312 0 PHNAAZGY3MD  073H TELNYX LLC 666   2022-07-29   
928-312 2 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2015-03-15   
928-327 A PHNXAZ195MD  197D VONAGE AMERICA LLC 666      
928-327 0 PHNXAZ195MD  197D VONAGE AMERICA LLC 666   2019-01-24   
928-327 1 PHNXAZ195MD  197D VONAGE AMERICA LLC 666   2019-01-24   
928-327 2 PHNXAZ195MD  197D VONAGE AMERICA LLC 666   2019-01-24   
928-327 3 PHNXAZ195MD  197D VONAGE AMERICA LLC 666   2019-01-24   
928-327 4 PHNXAZ195MD  197D VONAGE AMERICA LLC 666   2019-01-24   
928-327 5 PHNXAZ28YMD  597F VOIP INNOVATIONS, LLC 666   2019-02-09   
928-327 6 PHNXAZ19DS3  579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 666   2020-04-02   
928-327 7 PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2021-08-08   
928-327 8 TEMPAZNR5MD  5562 METROPCS, INC. 666   2019-02-24   
928-327 9 PHNXAZMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 666   2019-03-22   
928-350 A PHNZAZ87PS0  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 666      
928-350 0 TEMPAZNR5MD  5562 METROPCS, INC. 666   2015-07-11   
928-350 1 PHNZAZ87PS0  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 666      
928-350 2 PHNZAZ87PS0  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 666      
928-350 3 PHNZAZ87PS0  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 666      
928-350 4 PHNZAZ87PS0  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 666      
928-350 5 PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2017-07-13   
928-350 6 PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2016-07-31   
928-350 7 TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2016-04-03   
928-350 8 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2012-08-27   
928-350 9 TEMPAZNR5MD  5562 METROPCS, INC. 666   2015-07-11   
928-356 A PHNXAZ19AMD  965H FRACTEL, LLC 666      
928-356 0 PHNXAZ19DS3  579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 666   2020-01-15   
928-356 1 PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2021-07-05   
928-356 2 PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2020-04-27   
928-356 3 PHNXAZ28VMD  073H TELNYX LLC 666   2021-01-02   
928-356 4 PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2021-07-05   
928-356 5 PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2020-10-10   
928-356 6 PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2020-10-10   
928-356 7 PHNXAZ19AMD  965H FRACTEL, LLC 666   2019-11-12   
928-356 8 TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2022-05-27   
928-356 9 PHNXAZ19AMD  965H FRACTEL, LLC 666   2019-11-12   
928-379 A PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-379 0 PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-379 1 PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-379 2 PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-379 3 PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-379 4 TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2016-03-23   
928-379 5 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2011-04-07   
928-379 6 PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2011-10-09   
928-379 7 PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2012-05-18   
928-379 8 PHNZAZDMDS3  7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 666   2014-01-07   
928-379 9 PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
928-420 A TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
928-420 0 TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      

1 2 3 4 >>

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.