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: 571 [Rate centres in NPA 571] [Dial plan for NPA 571]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-730 7 Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2007-02-05   
571-730 8 Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2007-02-06   
571-730 9 Washington Zone 17 VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2007-10-21   
571-731 A Washington Zone 19 VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2025-08-01   
571-731 0 Washington Zone 19 VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2025-08-01   
571-731 1 Washington Zone 19 VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2025-08-01   
571-731 2 Washington Zone 19 VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2025-08-01   
571-731 3 Washington Zone 19 VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2025-08-01   
571-731 4 Washington Zone 19 VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2025-10-17   
571-731 5 Washington Zone 19 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-10-13   
571-731 6 Washington Zone 19 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-10-13   
571-731 7 Washington Zone 19 VA   138E ONVOY, LLC - VA 236   2025-09-06   
571-731 8 Washington Zone 19 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-08-08   
571-731 9 Washington Zone 19 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-08-08   
571-732 A Washington Zone 19 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236      
571-732 0 Washington Zone 19 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-12-03   
571-732 1 Washington Zone 19 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-12-03   
571-732 2 Washington Zone 19 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-12-06   
571-732 3 Washington Zone 19 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2010-12-06   
571-732 4 Washington Zone 19 VA   318J COMCAST IP PHONE, LLC 236   2011-08-04   
571-732 5 Washington Zone 19 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2011-02-17   
571-732 6 Washington Zone 19 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2011-02-17   
571-732 7 Washington Zone 19 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-12-13   
571-732 8 Washington Zone 19 VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-09-04   
571-732 9 Washington Zone 19 VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-09-04   
571-733 A Washington Zone 8 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-733 0 Washington Zone 8 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-01-19   
571-733 1 Washington Zone 8 VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2012-09-22   
571-733 2 Washington Zone 8 VA   829J PAETEC ITEL, LLC 236   2012-08-17   
571-733 3 Washington Zone 8 VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-06-30   
571-733 4 Washington Zone 8 VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-06-30   
571-733 5 Washington Zone 8 VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2012-03-26   
571-733 6 Washington Zone 8 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-07-20   
571-733 7 Washington Zone 8 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-07-20   
571-733 8 Washington Zone 8 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-07-20   
571-733 9 Washington Zone 8 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2012-08-11   
571-734 A Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-09-06   
571-734 0 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-09-06   
571-734 1 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-09-06   
571-734 2 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-09-06   
571-734 3 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-09-06   
571-734 4 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-09-06   
571-734 5 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-09-06   
571-734 6 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-09-06   
571-734 7 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-09-06   
571-734 8 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-09-06   
571-734 9 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-09-06   
571-735 A Washington Zone 8 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-10-11   
571-735 0 Washington Zone 8 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-10-11   
571-735 1 Washington Zone 8 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-10-11   
571-735 2 Washington Zone 8 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-10-11   
571-735 3 Washington Zone 8 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-10-11   
571-735 4 Washington Zone 8 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-10-11   
571-735 5 Washington Zone 8 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-10-11   
571-735 6 Washington Zone 8 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-10-11   
571-735 7 Washington Zone 8 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-10-11   
571-735 8 Washington Zone 8 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-10-11   
571-735 9 Washington Zone 8 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-10-11   
571-736 A Washington Zone 17 VA   138E ONVOY, LLC - VA 236   2025-10-26   
571-736 0 Washington Zone 17 VA   138E ONVOY, LLC - VA 236   2025-10-26   
571-736 1 Washington Zone 17 VA   138E ONVOY, LLC - VA 236   2025-10-26   
571-736 2 Washington Zone 17 VA   138E ONVOY, LLC - VA 236   2025-11-08   
571-736 3 Washington Zone 17 VA   138E ONVOY, LLC - VA 236   2025-11-08   
571-736 4 Washington Zone 17 VA   490J DISH WIRELESS, LLC 236   2025-12-18   
571-736 5 Washington Zone 17 VA   490J DISH WIRELESS, LLC 236   2025-12-22   
571-736 6 Washington Zone 17 VA   490J DISH WIRELESS, LLC 236   2026-01-26   
571-736 7 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-27   
571-736 8 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-27   
571-736 9 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-27   
571-737 A Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-737 0 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-737 1 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-737 2 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-737 3 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-737 4 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-737 5 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-737 6 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-737 7 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-737 8 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-737 9 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-738 A Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-738 0 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-738 1 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-738 2 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-738 3 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-738 4 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-738 5 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-738 6 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-738 7 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-738 8 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-738 9 Washington Zone 17 VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-11-23   
571-739 A Washington Zone 8 VA   138E ONVOY, LLC - VA 236   2025-12-06   
571-739 0 Washington Zone 8 VA   138E ONVOY, LLC - VA 236   2025-12-06   
571-739 6 Washington Zone 8 VA   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2025-12-08   
571-740 A Washington Zone 19 VA   138E ONVOY, LLC - VA 236   2025-12-06   
571-740 0 Washington Zone 19 VA   138E ONVOY, LLC - VA 236   2025-12-06   
571-740 1 Washington Zone 19 VA   138E ONVOY, LLC - VA 236   2025-12-08   
571-741 A Braddock VA   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-06-07   
571-741 0 Braddock VA   138E ONVOY, LLC - VA 236   2025-06-09   
571-741 1 Braddock VA   624H ONVOY SPECTRUM, LLC 236   2025-06-09   

<< 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 >>

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.