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.

Switch: BTVLMD18GT0

<< 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 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
571-624 6 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-10-08   
571-624 7 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-10-08   
571-624 8 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-10-08   
571-624 9 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-10-08   
571-628 A Dale City VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-01-29   
571-628 9 Dale City VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-01-29   
571-629 A Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-02-11   
571-629 0 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-02-11   
571-629 1 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-02-11   
571-629 2 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-02-11   
571-629 3 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-02-11   
571-629 4 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-02-11   
571-629 5 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-02-11   
571-629 6 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-02-11   
571-629 7 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-02-11   
571-629 8 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-02-11   
571-629 9 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-02-11   
571-633 5 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2011-11-30   
571-637 0 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-06   
571-637 1 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-06   
571-637 2 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-06   
571-637 3 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-06   
571-637 4 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-06   
571-637 5 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-06   
571-637 8 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-06   
571-637 9 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-06   
571-638 9 Herndon VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-06   
571-639 A Arcola VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-639 1 Arcola VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2017-02-16   
571-639 5 Arcola VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-04-01   
571-639 6 Arcola VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2017-07-31   
571-639 7 Arcola VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-08-12   
571-639 8 Arcola VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2015-10-24   
571-639 9 Arcola VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2015-10-24   
571-641 9 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2004-03-03   
571-645 A Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-645 1 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-28   
571-645 2 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-28   
571-645 3 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-28   
571-645 4 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-28   
571-645 6 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-28   
571-645 8 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-28   
571-645 9 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-28   
571-647 A Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-647 0 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-21   
571-647 1 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-21   
571-647 2 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-21   
571-647 3 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-21   
571-647 4 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-21   
571-647 5 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-08-21   

<< 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 >>

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.