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: 256 [Rate centres in NPA 256] [Dial plan for NPA 256]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-970 4 Huntsville AL   516C AT&T CORP. 477   2014-07-01   
256-970 5 Huntsville AL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2011-01-24   
256-970 6 Huntsville AL   8271 TELEPORT COMMUNICATIONS AMERICA, LLC - AL 477   2014-03-14   
256-970 7 Huntsville AL   363D COMCAST PHONE OF ALABAMA, LLC - AL 477   2016-05-31   
256-970 8 Huntsville AL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2011-03-29   
256-970 9 Huntsville AL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 477   2010-11-10   
256-971 A Huntsville AL HNVIALRWDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 477      
256-972 A Centre AL   6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 476      
256-973 A Decatur AL   7451 CENTURYLINK COMMUNICATIONS LLC - AL 477      
256-973 0 Decatur AL   604E ONVOY, LLC - AL 477   2016-07-15   
256-973 1 Decatur AL   604E ONVOY, LLC - AL 477   2016-07-15   
256-973 2 Decatur AL   7451 CENTURYLINK COMMUNICATIONS LLC - AL 477   2014-11-27   
256-973 3 Decatur AL   7451 CENTURYLINK COMMUNICATIONS LLC - AL 477   2014-11-27   
256-973 4 Decatur AL   7451 CENTURYLINK COMMUNICATIONS LLC - AL 477   2014-11-27   
256-973 5 Decatur AL   7451 CENTURYLINK COMMUNICATIONS LLC - AL 477   2014-11-27   
256-973 6 Decatur AL   7451 CENTURYLINK COMMUNICATIONS LLC - AL 477   2014-11-27   
256-973 7 Decatur AL   604E ONVOY, LLC - AL 477   2016-07-15   
256-973 8 Decatur AL   604E ONVOY, LLC - AL 477   2016-02-22   
256-973 9 Decatur AL   604E ONVOY, LLC - AL 477   2016-02-22   
256-974 A Moulton AL MOLTALNMDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 477      
256-975 A Huntsville AL HNVIAL03X2Y  6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477      
256-978 A Sheffield AL HNVIALUNX0X  5255 LEVEL 3 COMMUNICATIONS, LLC - AL 477   2010-12-13   
256-978 0 Sheffield AL   6664 SPRINT SPECTRUM L.P. 477   2011-04-08   
256-978 1 Sheffield AL   4839 US LEC OF ALABAMA, INC. 477   2011-01-18   
256-978 2 Sheffield AL   5255 LEVEL 3 COMMUNICATIONS, LLC - AL 477   2010-12-13   
256-978 3 Sheffield AL   5255 LEVEL 3 COMMUNICATIONS, LLC - AL 477   2010-12-25   
256-978 4 Sheffield AL   072F BANDWIDTH.COM CLEC, LLC - AL 477   2011-06-20   
256-978 5 Sheffield AL   363D COMCAST PHONE OF ALABAMA, LLC - AL 477   2011-06-24   
256-978 6 Sheffield AL   8271 TELEPORT COMMUNICATIONS AMERICA, LLC - AL 477   2011-06-20   
256-978 7 Sheffield AL   6664 SPRINT SPECTRUM L.P. 477   2011-10-14   
256-978 8 Sheffield AL   6664 SPRINT SPECTRUM L.P. 477   2012-02-22   
256-978 9 Sheffield AL   072F BANDWIDTH.COM CLEC, LLC - AL 477   2014-03-13   
256-979 A Fort Payne AL BRHMALMT63Z  947D FARMERS TELECOMMUNICATIONS CORPORATION - AL 476   2010-05-24   
256-979 1 Fort Payne AL   947D FARMERS TELECOMMUNICATIONS CORPORATION - AL 476   2010-05-24   
256-979 8 Fort Payne AL   073H TELNYX LLC 476   2017-09-04   
256-980 A Florence AL   6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477      
256-980 0 Florence AL   072F BANDWIDTH.COM CLEC, LLC - AL 477   2015-05-11   
256-980 1 Florence AL   072F BANDWIDTH.COM CLEC, LLC - AL 477   2015-11-20   
256-980 2 Florence AL   5562 METRO PCS, INC. 477   2015-07-04   
256-980 3 Florence AL   604E ONVOY, LLC - AL 477   2016-04-07   
256-980 4 Florence AL   5562 METRO PCS, INC. 477   2016-03-14   
256-980 5 Florence AL   5562 METRO PCS, INC. 477   2015-08-05   
256-980 6 Florence AL   363D COMCAST PHONE OF ALABAMA, LLC - AL 477   2015-09-12   
256-980 7 Florence AL   5562 METRO PCS, INC. 477   2016-03-18   
256-980 8 Florence AL   5562 METRO PCS, INC. 477   2015-09-03   
256-980 9 Florence AL   6804 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AL 477   2015-05-10   
256-985 A New Market AL HNVIALUNX8Y  773F MCC TELEPHONY OF THE SOUTH, LLC - AL 477   2010-07-10   
256-985 1 New Market AL   773F MCC TELEPHONY OF THE SOUTH, LLC - AL 477   2010-07-10   
256-990 A Huntsville AL   6664 SPRINT SPECTRUM L.P. 477      
256-995 A Ardmore (Limestone) AL   773F MCC TELEPHONY OF THE SOUTH, LLC - AL 470      

<< 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 >>

Last updated: Thu, 31 Jan 2019 11:20:40 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.