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.

Santa Monica: Santa Monica DA, CA

<< 1 2 3 4 5 6 7 8 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
424-280 7 ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2012-06-13   
424-280 8 LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2012-07-24   
424-280 9 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2012-08-20   
424-291 A LSANCAJW2MD  508J CENTURYLINK COMMUNICATIONS, LLC 730      
424-291 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2013-03-27   
424-291 1 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2014-04-13   
424-291 2 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-08-31   
424-291 3 ANHMCANGDS0  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2014-01-31   
424-291 4 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2015-08-09   
424-291 5 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-06-13   
424-291 6 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2013-03-27   
424-291 7 LSANCAJW2MD  508J CENTURYLINK COMMUNICATIONS, LLC 730   2013-03-26   
424-291 8 LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2013-04-27   
424-291 9 LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2013-04-27   
424-299 A TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-299 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-07-05   
424-299 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2017-07-07   
424-299 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-04-26   
424-299 3 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2014-02-25   
424-299 4 SNMNCAXPXPY  156J RCLEC, INC. 730   2013-11-02   
424-299 5 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2014-05-20   
424-299 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-07-31   
424-299 7 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2014-03-29   
424-299 8 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2015-08-09   
424-299 9 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2013-11-22   
424-316 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-316 0   515J IP HORIZON LLC 730   2015-10-16   
424-316 1 LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2015-11-01   
424-316 2 SNMNCAXPXPY  156J RCLEC, INC. 730   2015-12-13   
424-316 3 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2015-12-21   
424-316 4 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2015-12-21   
424-316 5 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-24   
424-316 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-08-15   
424-316 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-10-16   
424-316 8 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-10-15   
424-316 9 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-10-15   
424-322 A LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-322 0 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-07-06   
424-322 1 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-02-15   
424-322 2 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-07-22   
424-322 3 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-07-22   
424-322 4 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-04-27   
424-322 5 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-11-30   
424-322 6 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2014-12-16   
424-322 7 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-07-23   
424-322 8 SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2013-10-15   
424-322 9 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-07-06   
424-330 A LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-330 0 SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2015-09-21   
424-330 1 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2015-09-19   
424-330 2 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-24   
424-330 3 ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2016-06-11   
424-330 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2015-09-20   
424-330 5 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-09-20   
424-330 6 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-24   
424-330 7 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-24   
424-330 8 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-24   
424-330 9 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2015-10-16   
424-387 A TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-387 0   515J IP HORIZON LLC 730   2015-05-21   
424-387 1 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-07-13   
424-387 2 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2015-07-25   
424-387 3 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2015-06-13   
424-387 4 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2015-06-13   
424-387 5 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-04-11   
424-387 6 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-04-26   
424-387 7 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-04-26   
424-387 8 SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2015-04-27   
424-387 9 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-03-22   
424-413 A TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
424-413 0 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2019-04-12   
424-413 1 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2019-04-12   
424-413 2 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730   2019-01-07   
424-413 3 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2019-02-24   
424-413 4 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2018-10-16   
424-413 5 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2018-10-16   
424-413 6 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2018-10-16   
424-413 7 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2018-08-31   
424-413 8 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2018-08-31   
424-413 9 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2018-07-06   
424-416 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-416 0 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2019-04-26   
424-416 1 LSANCAJW5MD  197D VONAGE AMERICA LLC 730   2020-05-27   
424-416 2 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2019-04-26   
424-416 3 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2019-04-26   
424-416 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2020-09-15   
424-416 5 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730   2019-03-18   
424-416 6 LSANCAJW5MD  197D VONAGE AMERICA LLC 730   2020-05-27   
424-416 7 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2019-04-26   
424-416 8 LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2018-10-21   
424-416 9 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2018-06-29   
424-433 A SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
424-433 0 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2017-10-07   
424-433 1 LSANCARCD4S  973E RACE TELECOMMUNICATIONS, INC. - CA 730   2016-11-19   
424-433 2 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2022-10-15   
424-433 3 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2016-12-16   
424-433 4 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2016-12-16   
424-433 5 SNMNCAXPXPY  156J RCLEC, INC. 730   2017-01-05   
424-433 6 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2017-06-09   
424-433 7 LSANCAJW2MD  508J CENTURYLINK COMMUNICATIONS, LLC 730   2017-01-12   

<< 1 2 3 4 5 6 7 8 >>

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.