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.

Quincy, CA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
530-280 A CHICCA01SMD  981E BANDWIDTH.COM CLEC, LLC - CA 724      
530-280 0   981E BANDWIDTH.COM CLEC, LLC - CA 724      
530-280 1   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2022-01-19   
530-280 2   649C ONVOY, LLC - CA 724   2016-03-05   
530-280 3   981E BANDWIDTH.COM CLEC, LLC - CA 724      
530-280 4   624H ONVOY SPECTRUM, LLC 724   2023-12-16   
530-280 5   9262 UTILITY TELECOM GROUP, LLC - CA 724   2010-12-21   
530-280 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2023-10-16   
530-280 7   981E BANDWIDTH.COM CLEC, LLC - CA 724      
530-280 8   649C ONVOY, LLC - CA 724      
530-280 9   939H COMMIO, LLC 724   2022-07-10   
530-283 A QNCYCA12RS0  9740 PACIFIC BELL 724      
530-283 0   9740 PACIFIC BELL 724      
530-283 1   9740 PACIFIC BELL 724      
530-283 2   9740 PACIFIC BELL 724      
530-283 3   9740 PACIFIC BELL 724      
530-283 4   9740 PACIFIC BELL 724      
530-283 5   9740 PACIFIC BELL 724      
530-283 6   9740 PACIFIC BELL 724      
530-283 7   9740 PACIFIC BELL 724      
530-283 9   9740 PACIFIC BELL 724      
530-394 A RDNGCAAMCM0  6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-394 0   6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-394 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2023-03-27   
530-394 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724   2012-12-02   
530-394 3   649C ONVOY, LLC - CA 724   2017-04-26   
530-394 4   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2016-06-08   
530-394 5   516C AT&T CORP. 724   2011-08-05   
530-394 6   649C ONVOY, LLC - CA 724   2021-08-09   
530-394 7   6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-394 8   6010 NEW CINGULAR WIRELESS PCS, LLC 724      
530-394 9   649C ONVOY, LLC - CA 724   2021-08-09   
530-616 A CHICCAEYKMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724      
530-616 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2008-03-03   
530-616 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2010-08-18   
530-616 2   649C ONVOY, LLC - CA 724   2023-11-28   
530-616 3   649C ONVOY, LLC - CA 724   2019-03-11   
530-616 4   6261 UNITED STATES CELLULAR - CA 724   2021-06-21   
530-616 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2013-08-22   
530-616 6   649C ONVOY, LLC - CA 724   2019-03-11   
530-616 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2024-12-03   
530-616 8   981E BANDWIDTH.COM CLEC, LLC - CA 724   2009-01-13   
530-616 9   6261 UNITED STATES CELLULAR - CA 724   2009-08-16   
530-927 A CHICCAEYKMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724      
530-927 0   649C ONVOY, LLC - CA 724   2021-07-18   
530-927 1   515J IP HORIZON LLC 724      
530-927 2   515J IP HORIZON LLC 724      
530-927 3   649C ONVOY, LLC - CA 724   2021-07-18   
530-927 4   073H TELNYX LLC 724   2017-03-24   
530-927 5   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724   2005-08-05   
530-927 6   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 724   2012-04-02   
530-927 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2004-05-07   
530-927 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2006-09-05   
530-927 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2005-05-12   
530-995 A   5562 METROPCS, INC. 724   2025-05-23   
530-995 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2025-10-23   
530-995 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2025-11-24   
530-995 5   145J TERRA NOVA TELECOM INC. 724   2025-05-26   
530-995 8   6529 T-MOBILE USA, INC. 724   2025-05-26   
530-995 9   5562 METROPCS, INC. 724   2025-05-23   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.