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 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-467 1 Washington Zone 8 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2020-09-06   
571-467 2 Washington Zone 8 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2020-09-06   
571-467 3 Washington Zone 8 VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2020-07-04   
571-467 4 Washington Zone 8 VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2020-07-04   
571-467 5 Washington Zone 8 VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2020-07-04   
571-467 6 Washington Zone 8 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2020-09-06   
571-467 7 Washington Zone 8 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2020-09-06   
571-467 8 Washington Zone 8 VA WASHDC125MD  197D VONAGE AMERICA LLC 236   2020-06-12   
571-467 9 Washington Zone 8 VA WASHDC125MD  197D VONAGE AMERICA LLC 236   2020-06-12   
571-468 A Washington Zone 17 VA SPFDVASPRP0  9213 VERIZON VIRGINIA, INC. 236      
571-468 0 Washington Zone 17 VA   9213 VERIZON VIRGINIA, INC. 236   2008-05-24   
571-468 1 Washington Zone 17 VA   9213 VERIZON VIRGINIA, INC. 236   2008-05-24   
571-468 2 Washington Zone 17 VA   9213 VERIZON VIRGINIA, INC. 236   2008-05-24   
571-468 3 Washington Zone 17 VA   9213 VERIZON VIRGINIA, INC. 236   2008-05-24   
571-468 4 Washington Zone 17 VA   9213 VERIZON VIRGINIA, INC. 236   2008-05-24   
571-468 5 Washington Zone 17 VA   9213 VERIZON VIRGINIA, INC. 236   2008-05-24   
571-468 6 Washington Zone 17 VA   9213 VERIZON VIRGINIA, INC. 236   2008-05-24   
571-468 7 Washington Zone 17 VA   9213 VERIZON VIRGINIA, INC. 236   2008-05-24   
571-468 8 Washington Zone 17 VA   9213 VERIZON VIRGINIA, INC. 236   2008-05-24   
571-468 9 Washington Zone 17 VA   9213 VERIZON VIRGINIA, INC. 236   2008-05-24   
571-469 A Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-469 0 Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-25   
571-469 1 Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-25   
571-469 2 Haymarket VA BTVLMD127MD  5562 METROPCS, INC. 236   2015-12-07   
571-469 3 Haymarket VA BTVLMD127MD  5562 METROPCS, INC. 236   2014-12-29   
571-469 4 Haymarket VA   515J IP HORIZON LLC 236   2015-03-21   
571-469 5 Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2015-09-06   
571-469 6 Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2015-09-06   
571-469 7 Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-25   
571-469 8 Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-25   
571-469 9 Haymarket VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-25   
571-470 A Washington Zone 19 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236      
571-470 0 Washington Zone 19 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2020-09-12   
571-470 1 Washington Zone 19 VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2020-09-12   
571-470 2 Washington Zone 19 VA ARTNVAARDS2  275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 236   2020-11-21   
571-470 3 Washington Zone 19 VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-02-05   
571-470 4 Washington Zone 19 VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2020-12-04   
571-470 5 Washington Zone 19 VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2020-12-04   
571-470 6 Washington Zone 19 VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2020-12-04   
571-470 7 Washington Zone 19 VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2020-12-04   
571-470 8 Washington Zone 19 VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2020-12-04   
571-470 9 Washington Zone 19 VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-02-05   
571-471 A Herndon VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-471 0 Herndon VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-19   
571-471 1 Herndon VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-19   
571-471 2 Herndon VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-09   
571-471 3 Herndon VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-09   
571-471 4 Herndon VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-09   
571-471 5 Herndon VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-23   
571-471 6 Herndon VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-23   

<< 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 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.