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 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-739 7 Visalia CA   9740 PACIFIC BELL 728      
559-739 8 Visalia CA   9740 PACIFIC BELL 728      
559-739 9 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2014-08-18   
559-740 A Visalia CA VISLCA11DS0  9740 PACIFIC BELL 728      
559-740 0 Visalia CA   9740 PACIFIC BELL 728      
559-740 1 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2023-04-08   
559-740 2 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728      
559-740 3 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728      
559-740 4 Visalia CA   9740 PACIFIC BELL 728      
559-740 5 Visalia CA   9740 PACIFIC BELL 728      
559-740 6 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728      
559-740 7 Visalia CA   318J COMCAST IP PHONE, LLC 728   2011-09-29   
559-740 8 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728      
559-740 9 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728      
559-741 A Visalia CA VISLCA11DS0  9740 PACIFIC BELL 728      
559-741 0 Visalia CA   9740 PACIFIC BELL 728      
559-741 1 Visalia CA   9740 PACIFIC BELL 728      
559-741 2 Visalia CA   9740 PACIFIC BELL 728      
559-741 3 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-09-25   
559-741 4 Visalia CA   9740 PACIFIC BELL 728      
559-741 5 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-09-25   
559-741 6 Visalia CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2005-09-25   
559-741 7 Visalia CA   9740 PACIFIC BELL 728      
559-741 8 Visalia CA   9740 PACIFIC BELL 728      
559-741 9 Visalia CA   9740 PACIFIC BELL 728      
559-742 A Riverdale CA FRSMCA150MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728      
559-742 0 Riverdale CA   981E BANDWIDTH.COM CLEC, LLC - CA 728      
559-742 1 Riverdale CA   624H ONVOY SPECTRUM, LLC 728   2024-01-03   
559-742 2 Riverdale CA   649C ONVOY, LLC - CA 728      
559-742 3 Riverdale CA   145J TERRA NOVA TELECOM INC. 728   2025-10-16   
559-742 4 Riverdale CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728   2005-08-02   
559-742 7 Riverdale CA   145J TERRA NOVA TELECOM INC. 728   2024-12-30   
559-742 8 Riverdale CA   649C ONVOY, LLC - CA 728   2019-02-24   
559-742 9 Riverdale CA   649C ONVOY, LLC - CA 728   2019-02-24   
559-743 A Reedley CA FRSNCA0103Z  318J COMCAST IP PHONE, LLC 728      
559-743 0 Reedley CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728      
559-743 1 Reedley CA   649C ONVOY, LLC - CA 728      
559-743 2 Reedley CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728      
559-743 3 Reedley CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 728   2005-12-05   
559-743 4 Reedley CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2006-09-15   
559-743 5 Reedley CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2006-09-15   
559-743 6 Reedley CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 728   2006-01-13   
559-743 7 Reedley CA   318J COMCAST IP PHONE, LLC 728   2006-09-30   
559-743 8 Reedley CA   649C ONVOY, LLC - CA 728   2021-07-22   
559-743 9 Reedley CA   649C ONVOY, LLC - CA 728   2021-07-22   
559-744 A Springville CA FRSNCA01XOY  649C ONVOY, LLC - CA 728      
559-744 0 Springville CA   649C ONVOY, LLC - CA 728      
559-744 1 Springville CA   649C ONVOY, LLC - CA 728   2021-05-09   
559-744 2 Springville CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728   2017-01-23   
559-744 3 Springville CA   981E BANDWIDTH.COM CLEC, LLC - CA 728   2009-02-24   

<< 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 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.