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: 956 [Rate centres in NPA 956] [Dial plan for NPA 956]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-497 5 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-497 6 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-497 7 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-497 8 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-498 A Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2024-02-09   
956-498 0 Harlingen TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-498 1 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-498 2 Harlingen TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-498 3 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-498 4 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-498 5 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-498 6 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-498 7 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-498 8 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-499 A Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2024-02-09   
956-499 0 Harlingen TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-499 1 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-499 2 Harlingen TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-499 3 Harlingen TX HRLNTXKX7MD  5562 METROPCS, INC. 568      
956-499 4 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-499 5 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-499 6 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-499 7 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-499 8 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-500 A Rio Grande City TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-500 0 Rio Grande City TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-500 1 Rio Grande City TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-500 2 Rio Grande City TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-500 3 Rio Grande City TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-500 4 Rio Grande City TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-500 5 Rio Grande City TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-500 6 Rio Grande City TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-500 7 Rio Grande City TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-500 8 Rio Grande City TX HRLNTXKX7MD  5562 METROPCS, INC. 568   2009-12-12   
956-500 9 Rio Grande City TX HRLNTXKX7MD  5562 METROPCS, INC. 568   2009-11-14   
956-501 A Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-501 0 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-501 1 Harlingen TX HRLNTXKX7MD  5562 METROPCS, INC. 568      
956-501 3 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-501 4 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-501 5 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-501 6 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-501 7 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-501 8 Harlingen TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-502 A Pharr TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-502 0 Pharr TX HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2009-02-13   
956-502 1 Pharr TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2011-02-07   
956-502 2 Pharr TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2011-03-14   
956-502 3 Pharr TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2011-03-14   
956-502 4 Pharr TX HRLNTXHGYMD  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 568   2020-11-06   

<< 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 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.