Local Calling Guide

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Santa Monica: Santa Monica DA, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
424-280 8   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2012-07-24   
424-280 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2012-08-20   
424-291 A LSANCAJW2MD  508J CENTURYLINK COMMUNICATIONS, LLC 730      
424-291 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2013-03-27   
424-291 1   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2014-04-13   
424-291 2   981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-08-31   
424-291 3   829J PAETEC ITEL, LLC 730   2014-01-31   
424-291 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2015-08-09   
424-291 5   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-06-13   
424-291 6   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2013-03-27   
424-291 7   508J CENTURYLINK COMMUNICATIONS, LLC 730   2013-03-26   
424-291 8   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2013-04-27   
424-291 9   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2013-04-27   
424-299 A TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-299 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-07-05   
424-299 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2017-07-07   
424-299 2   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-04-26   
424-299 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2014-02-25   
424-299 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-11-02   
424-299 5   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2014-05-20   
424-299 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-07-31   
424-299 7   6529 T-MOBILE USA, INC. 730   2014-03-29   
424-299 8   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2015-08-09   
424-299 9   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   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2015-11-01   
424-316 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2015-12-13   
424-316 3   649C ONVOY, LLC - CA 730   2015-12-21   
424-316 4   649C ONVOY, LLC - CA 730   2015-12-21   
424-316 5   981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-24   
424-316 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-08-15   
424-316 7   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-10-16   
424-316 8   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-10-15   
424-316 9   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-10-15   
424-322 A LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-322 0   981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-07-06   
424-322 1   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-02-15   
424-322 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-07-22   
424-322 3   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-07-22   
424-322 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-04-27   
424-322 5   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-11-30   
424-322 6   649C ONVOY, LLC - CA 730   2014-12-16   
424-322 7   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-07-23   
424-322 8   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2013-10-15   
424-322 9   981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-07-06   
424-330 A LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-330 0   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2015-09-21   
424-330 1   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2015-09-19   
424-330 2   981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-24   
424-330 3   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2016-06-11   
424-330 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2015-09-20   
424-330 5   6529 T-MOBILE USA, INC. 730   2015-09-20   
424-330 6   981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-24   
424-330 7   981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-24   
424-330 8   981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-24   
424-330 9   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   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-07-13   
424-387 2   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2015-07-25   
424-387 3   649C ONVOY, LLC - CA 730   2015-06-13   
424-387 4   649C ONVOY, LLC - CA 730   2015-06-13   
424-387 5   6529 T-MOBILE USA, INC. 730   2015-04-11   
424-387 6   6529 T-MOBILE USA, INC. 730   2015-04-26   
424-387 7   6529 T-MOBILE USA, INC. 730   2015-04-26   
424-387 8   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2015-04-27   
424-387 9   6529 T-MOBILE USA, INC. 730   2015-03-22   
424-413 A TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
424-413 0   6529 T-MOBILE USA, INC. 730   2019-04-12   
424-413 1   6529 T-MOBILE USA, INC. 730   2019-04-12   
424-413 2   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730   2019-01-07   
424-413 3   6529 T-MOBILE USA, INC. 730   2019-02-24   
424-413 4   6529 T-MOBILE USA, INC. 730   2018-10-16   
424-413 5   6529 T-MOBILE USA, INC. 730   2018-10-16   
424-413 6   6529 T-MOBILE USA, INC. 730   2018-10-16   
424-413 7   6529 T-MOBILE USA, INC. 730   2018-08-31   
424-413 8   6529 T-MOBILE USA, INC. 730   2018-08-31   
424-413 9   899D METROPCS NETWORKS, LLC 730   2018-07-06   
424-416 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-416 0   649C ONVOY, LLC - CA 730   2019-04-26   
424-416 1   197D VONAGE AMERICA LLC 730   2020-05-27   
424-416 2   649C ONVOY, LLC - CA 730   2019-04-26   
424-416 3   649C ONVOY, LLC - CA 730   2019-04-26   
424-416 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2020-09-15   
424-416 5   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730   2019-03-18   
424-416 6   197D VONAGE AMERICA LLC 730   2020-05-27   
424-416 7   649C ONVOY, LLC - CA 730   2019-04-26   
424-416 8   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2018-10-21   
424-416 9   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   899D METROPCS NETWORKS, LLC 730   2017-10-07   
424-433 1   649C ONVOY, LLC - CA 730   2026-02-02   
424-433 2   649C ONVOY, LLC - CA 730   2022-10-15   
424-433 3   649C ONVOY, LLC - CA 730   2016-12-16   
424-433 4   649C ONVOY, LLC - CA 730   2016-12-16   
424-433 5   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2017-01-05   
424-433 6   649C ONVOY, LLC - CA 730   2017-06-09   
424-433 7   508J CENTURYLINK COMMUNICATIONS, LLC 730   2017-01-12   
424-433 8   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2017-05-25   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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