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 40 41 42 43 44 45 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
571-693 6 Herndon VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-14   
571-693 7 Herndon VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-14   
571-693 8 Herndon VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-14   
571-693 9 Herndon VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-14   
571-694 A Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-07   
571-694 0 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-07   
571-694 1 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-07   
571-694 2 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-07   
571-694 3 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-07   
571-694 4 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-07   
571-694 5 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-07   
571-694 6 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-07   
571-694 7 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-07   
571-694 8 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-07   
571-694 9 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-07   
571-697 0 Triangle VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2019-10-05   
571-699 4 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2013-12-06   
571-699 5 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2013-12-06   
571-699 6 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2013-12-06   
571-699 7 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2013-12-06   
571-706 A Dale City VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-23   
571-706 5 Dale City VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-23   
571-706 6 Dale City VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-23   
571-706 7 Dale City VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-23   
571-706 8 Dale City VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-23   
571-706 9 Dale City VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-23   
571-709 A Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-25   
571-709 2 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-27   
571-709 3 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-25   
571-709 4 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-25   
571-709 5 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-25   
571-709 6 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-25   
571-709 7 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-25   
571-709 8 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-25   
571-709 9 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-25   
571-713 0 Occoquan VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-27   
571-713 8 Occoquan VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-27   
571-713 9 Occoquan VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-27   
571-721 A Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-721 0 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-721 8 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-03-07   
571-721 9 Washington Zone 8 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-03-07   
571-730 9 Washington Zone 17 VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2007-10-21   
571-751 0 Arcola VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2022-11-04   
571-752 5 Herndon VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-05-26   
571-752 7 Herndon VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-05-26   
571-752 8 Herndon VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-04-01   
571-758 7 Dulles VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2015-05-18   
571-758 8 Dulles VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-08-20   
571-762 5 Manassas VA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-09-28   

<< 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 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.