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: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-822 1 Irving EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-822 2 Irving EMS TX DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2011-06-06   
972-822 3 Irving EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-13   
972-822 4 Irving EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-13   
972-822 5 Irving EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-13   
972-822 6 Irving EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-13   
972-822 7 Irving EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-822 8 Irving EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-13   
972-822 9 Irving EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-13   
972-823 A Irving TX IRNHTXDCRS0  8833 LOGIX COMMUNICATIONS CORPORATION - TX 552      
972-824 A Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-825 A Waxahachie TX WXHCTXWEDS0  9533 SOUTHWESTERN BELL 552      
972-825 0 Waxahachie TX DLLTTXID1MD  5562 METROPCS, INC. 552   2019-09-27   
972-825 1 Waxahachie TX DLLTTXID1MD  5562 METROPCS, INC. 552   2006-08-30   
972-825 2 Waxahachie TX DLLTTXID1MD  5562 METROPCS, INC. 552   2006-08-30   
972-825 3 Waxahachie TX WXHCTXWEDS0  9533 SOUTHWESTERN BELL 552      
972-825 4 Waxahachie TX WXHCTXWEDS0  9533 SOUTHWESTERN BELL 552      
972-825 5 Waxahachie TX WXHCTXWEDS0  9533 SOUTHWESTERN BELL 552      
972-825 6 Waxahachie TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2007-03-16   
972-825 7 Waxahachie TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2007-03-16   
972-825 8 Waxahachie TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2004-04-04   
972-825 9 Waxahachie TX DLLTTXID1MD  5562 METROPCS, INC. 552   2006-06-12   
972-826 A Plano TX FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-827 A Irving TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-827 0 Irving TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-827 1 Irving TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-827 2 Irving TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-827 3 Irving TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-827 4 Irving TX IRNGTXXBXTY  903C ONVOY, LLC - TX 552   2023-01-15   
972-827 5 Irving TX DLLTTX01DMD  5562 METROPCS, INC. 552   2007-06-18   
972-827 6 Irving TX DLLTTX01DMD  5562 METROPCS, INC. 552   2007-06-18   
972-827 7 Irving TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-11-20   
972-827 8 Irving TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-11-20   
972-827 9 Irving TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-828 A Dallas TX DLLSTXRODS0  9533 SOUTHWESTERN BELL 552      
972-829 A Lewisville TX DLLATX37YMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
972-829 0 Lewisville TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-829 1 Lewisville TX DLLTTXID1MD  5562 METROPCS, INC. 552   2006-08-28   
972-829 2 Lewisville TX DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2006-04-10   
972-829 3 Lewisville TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-829 4 Lewisville TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
972-829 5 Lewisville TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2017-09-11   
972-829 6 Lewisville TX DLLATX37YMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
972-829 7 Lewisville TX FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2009-01-02   
972-829 8 Lewisville TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2002-12-03   
972-829 9 Lewisville TX DNTNTXXAX5Y  624H ONVOY SPECTRUM, LLC 552   2024-12-13   
972-830 A Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-831 A Dallas TX DLLSTXNODS0  9533 SOUTHWESTERN BELL 552      
972-832 A McKinney EMS TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-832 0 McKinney EMS TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-08-27   
972-832 1 McKinney EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-12   
972-832 2 McKinney EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-12   
972-832 3 McKinney EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-12   
972-832 4 McKinney EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-12   
972-832 5 McKinney EMS TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2003-08-03   
972-832 6 McKinney EMS TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2003-08-03   
972-832 7 McKinney EMS TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2003-08-03   
972-832 8 McKinney EMS TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2003-08-03   
972-832 9 McKinney EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2003-08-03   
972-833 A Ferris TX DLLATX37YMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
972-833 0 Ferris TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-21   
972-833 1 Ferris TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2015-03-30   
972-833 2 Ferris TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2013-10-27   
972-833 3 Ferris TX FTWQTXFH0MD  508J CENTURYLINK COMMUNICATIONS, LLC 552   2014-05-15   
972-833 4 Ferris TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2016-07-23   
972-833 5 Ferris TX DLLATX37YMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552   2010-10-18   
972-833 6 Ferris TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2013-12-06   
972-833 7 Ferris TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2012-05-18   
972-833 8 Ferris TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2013-12-06   
972-833 9 Ferris TX   515J IP HORIZON LLC 552   2017-12-15   
972-834 A Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-834 0 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-03-08   
972-834 1 Grand Prairie EMS TX DLLTTXID1MD  6529 T-MOBILE USA, INC. 552   2005-12-03   
972-834 2 Grand Prairie EMS TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2006-02-11   
972-834 3 Grand Prairie EMS TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2006-02-11   
972-834 4 Grand Prairie EMS TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2006-02-11   
972-834 5 Grand Prairie EMS TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2006-02-11   
972-834 6 Grand Prairie EMS TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2006-02-11   
972-834 7 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-03-08   
972-834 8 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-03-08   
972-834 9 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-03-04   
972-835 A Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
972-835 0 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-02-08   
972-835 1 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-02-08   
972-835 2 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-02-08   
972-835 3 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-02-08   
972-835 4 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-02-08   
972-835 5 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-02-08   
972-835 6 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-02-08   
972-835 7 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-02-08   
972-835 8 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-02-08   
972-835 9 Grand Prairie EMS TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2005-04-11   
972-836 A Plano TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-836 0 Plano TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-836 1 Plano TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-836 2 Plano TX DLLTTXID1MD  5562 METROPCS, INC. 552   2006-08-22   
972-836 3 Plano TX DLLTTXID1MD  5562 METROPCS, INC. 552   2006-08-22   
972-836 4 Plano TX DLLTTXID1MD  5562 METROPCS, INC. 552   2006-08-22   
972-836 5 Plano TX DLLTTXID1MD  5562 METROPCS, INC. 552   2006-08-22   
972-836 6 Plano TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-11-20   

<< 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 >>

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.