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: 559 [Rate centres in NPA 559] [Dial plan for NPA 559]

<< 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 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-294 A Fresno CA CLVSCA11DS0  9740 PACIFIC BELL 728      
559-295 A Coalinga CA FRSNCAVVDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 728      
559-295 0 Coalinga CA   145J TERRA NOVA TELECOM INC. 728   2023-08-07   
559-295 1 Coalinga CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 728      
559-295 2 Coalinga CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2015-02-15   
559-295 3 Coalinga CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 728   2013-01-07   
559-295 4 Coalinga CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2025-09-05   
559-295 5 Coalinga CA   649C ONVOY, LLC - CA 728   2021-07-22   
559-295 6 Coalinga CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 728   2021-09-24   
559-295 8 Coalinga CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2015-08-14   
559-295 9 Coalinga CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2015-11-07   
559-296 A Firebaugh CA FRSNCAVVDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 728      
559-296 0 Firebaugh CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2011-06-24   
559-296 1 Firebaugh CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 728      
559-296 2 Firebaugh CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2010-03-04   
559-296 3 Firebaugh CA   939H COMMIO, LLC 728   2024-01-21   
559-296 4 Firebaugh CA   5562 METROPCS, INC. 728   2014-10-25   
559-296 5 Firebaugh CA   318J COMCAST IP PHONE, LLC 728   2006-09-30   
559-296 6 Firebaugh CA   5562 METROPCS, INC. 728   2017-04-14   
559-296 7 Firebaugh CA   649C ONVOY, LLC - CA 728   2013-03-15   
559-296 8 Firebaugh CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2014-04-13   
559-296 9 Firebaugh CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2015-09-17   
559-297 A Clovis CA CLVSCA11DS0  9740 PACIFIC BELL 728      
559-298 A Clovis CA CLVSCA11DS0  9740 PACIFIC BELL 728      
559-299 A Clovis CA CLVSCA11DS0  9740 PACIFIC BELL 728      
559-300 A Visalia CA FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728      
559-300 0 Visalia CA   6529 T-MOBILE USA, INC. 728      
559-300 1 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2014-10-09   
559-300 2 Visalia CA   6529 T-MOBILE USA, INC. 728      
559-300 3 Visalia CA   6529 T-MOBILE USA, INC. 728      
559-300 4 Visalia CA   6529 T-MOBILE USA, INC. 728      
559-300 5 Visalia CA   6529 T-MOBILE USA, INC. 728      
559-300 6 Visalia CA   6529 T-MOBILE USA, INC. 728      
559-300 7 Visalia CA   6529 T-MOBILE USA, INC. 728      
559-300 8 Visalia CA   6529 T-MOBILE USA, INC. 728      
559-300 9 Visalia CA   6529 T-MOBILE USA, INC. 728      
559-301 A Fresno CA FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728      
559-302 A Visalia CA FRSNCAVVDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 728      
559-302 0 Visalia CA   6529 T-MOBILE USA, INC. 728   2005-11-12   
559-302 1 Visalia CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 728      
559-302 2 Visalia CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 728      
559-302 3 Visalia CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 728      
559-302 4 Visalia CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 728      
559-302 5 Visalia CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 728   2013-07-12   
559-302 6 Visalia CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728   2012-06-12   
559-302 7 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2003-05-20   
559-302 8 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2003-05-20   
559-302 9 Visalia CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728   2005-11-13   
559-303 A Visalia CA FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728      
559-304 A Fresno CA FRSNCAPMGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 728      
559-305 A Reedley CA FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728      
559-305 0 Reedley CA   6529 T-MOBILE USA, INC. 728      
559-305 1 Reedley CA   6529 T-MOBILE USA, INC. 728      
559-305 2 Reedley CA   6529 T-MOBILE USA, INC. 728      
559-305 3 Reedley CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2007-02-03   
559-305 4 Reedley CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2007-05-05   
559-305 5 Reedley CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2007-07-12   
559-305 6 Reedley CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2007-10-20   
559-305 7 Reedley CA   2319 FRONTIER CALIFORNIA INC. 728   2007-08-20   
559-305 8 Reedley CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2007-11-22   
559-305 9 Reedley CA   6529 T-MOBILE USA, INC. 728      
559-306 A Porterville CA FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728      
559-306 0 Porterville CA   649C ONVOY, LLC - CA 728      
559-306 1 Porterville CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 728   2005-12-05   
559-306 2 Porterville CA   6529 T-MOBILE USA, INC. 728   2006-05-06   
559-306 3 Porterville CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 728   2007-02-12   
559-306 4 Porterville CA   5562 METROPCS, INC. 728   2007-11-01   
559-306 5 Porterville CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2007-11-10   
559-306 6 Porterville CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2015-02-16   
559-306 7 Porterville CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2008-03-06   
559-306 8 Porterville CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2011-06-24   
559-306 9 Porterville CA   6529 T-MOBILE USA, INC. 728   2006-02-08   
559-307 A Fresno CA FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728      
559-307 0 Fresno CA   6529 T-MOBILE USA, INC. 728      
559-307 1 Fresno CA   6529 T-MOBILE USA, INC. 728      
559-307 2 Fresno CA   6529 T-MOBILE USA, INC. 728      
559-307 3 Fresno CA   6529 T-MOBILE USA, INC. 728      
559-307 4 Fresno CA   6529 T-MOBILE USA, INC. 728      
559-307 5 Fresno CA   6529 T-MOBILE USA, INC. 728      
559-307 6 Fresno CA   6529 T-MOBILE USA, INC. 728      
559-307 7 Fresno CA   6529 T-MOBILE USA, INC. 728      
559-307 8 Fresno CA   6529 T-MOBILE USA, INC. 728      
559-307 9 Fresno CA   6529 T-MOBILE USA, INC. 728      
559-308 A Visalia CA FRSOCAYM7MD  5562 METROPCS, INC. 728      
559-308 0 Visalia CA   5562 METROPCS, INC. 728      
559-308 1 Visalia CA   6529 T-MOBILE USA, INC. 728      
559-308 2 Visalia CA   5562 METROPCS, INC. 728      
559-308 3 Visalia CA   5562 METROPCS, INC. 728      
559-308 4 Visalia CA   5562 METROPCS, INC. 728      
559-308 5 Visalia CA   5562 METROPCS, INC. 728      
559-308 6 Visalia CA   5562 METROPCS, INC. 728      
559-308 7 Visalia CA   508J CENTURYLINK COMMUNICATIONS, LLC 728   2014-12-16   
559-308 8 Visalia CA   5562 METROPCS, INC. 728   2006-08-27   
559-308 9 Visalia CA   6529 T-MOBILE USA, INC. 728      
559-309 A Hanford CA FRSOCAYM7MD  6529 T-MOBILE USA, INC. 728      
559-309 0 Hanford CA   6529 T-MOBILE USA, INC. 728      
559-309 1 Hanford CA   6529 T-MOBILE USA, INC. 728   2005-04-17   
559-309 2 Hanford CA   6529 T-MOBILE USA, INC. 728      
559-309 3 Hanford CA   6529 T-MOBILE USA, INC. 728      
559-309 4 Hanford CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728   2010-02-16   

<< 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 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 >>

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.