Local Calling Guide

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NPA: 310 [Rate centres in NPA 310] [Dial plan for NPA 310]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-352 9 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-353 A Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-353 0 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-353 1 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-353 2 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-353 3 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-353 4 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-353 5 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-353 6 Compton: Gardena DA CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-01-22   
310-353 7 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-353 8 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-353 9 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-354 A Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-355 A Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 0 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 1 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 2 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 3 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 4 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 5 Hawthorne CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2022-04-19   
310-355 6 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 7 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-355 8 Hawthorne CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-05-22   
310-355 9 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-356 A El Segundo CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-356 0 El Segundo CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2007-03-04   
310-356 1 El Segundo CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-356 2 El Segundo CA   829J PAETEC ITEL, LLC 730   2000-04-04   
310-356 3 El Segundo CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2001-07-02   
310-356 4 El Segundo CA   829J PAETEC ITEL, LLC 730   2003-06-04   
310-356 5 El Segundo CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-02-20   
310-356 6 El Segundo CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2003-04-28   
310-356 7 El Segundo CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2003-04-28   
310-356 8 El Segundo CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2000-05-29   
310-356 9 El Segundo CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2005-02-18   
310-357 A Torrance CA LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-357 0 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2004-09-09   
310-357 1 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2004-09-09   
310-357 2 Torrance CA LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-357 3 Torrance CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-02-04   
310-357 4 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-01-18   
310-357 5 Torrance CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-02-04   
310-357 6 Torrance CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-02-04   
310-357 7 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-09-21   
310-357 8 Torrance CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-02-04   
310-357 9 Torrance CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-01-18   
310-358 A Beverly Hills CA LSANCA08DS0  9740 PACIFIC BELL 730      
310-359 A Malibu CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-359 0 Malibu CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2005-07-09   
310-359 1 Malibu CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2005-07-09   
310-359 2 Malibu CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2005-07-10   
310-359 3 Malibu CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2005-09-16   
310-359 4 Malibu CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-08-21   
310-359 5 Malibu CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2005-09-16   
310-359 6 Malibu CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730   2005-11-15   
310-359 7 Malibu CA SNMNCAXPX2Z  624H ONVOY SPECTRUM, LLC 730   2022-04-19   
310-359 8 Malibu CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-12-12   
310-359 9 Malibu CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2011-04-07   
310-360 A Beverly Hills CA LSANCA08DS1  9740 PACIFIC BELL 730      
310-361 A Compton: Compton DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-362 A Beverly Hills CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-363 A Hawthorne CA ELSGCA12DS0  9740 PACIFIC BELL 730      
310-363 0 Hawthorne CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2009-08-17   
310-363 1 Hawthorne CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2010-01-22   
310-363 2 Hawthorne CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2010-01-22   
310-363 3 Hawthorne CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2009-12-14   
310-363 4 Hawthorne CA LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2009-11-23   
310-363 5 Hawthorne CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2009-09-28   
310-363 6 Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-363 7 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2008-07-29   
310-363 8 Hawthorne CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2008-08-16   
310-363 9 Hawthorne CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2010-03-01   
310-364 A El Segundo CA ELSGCA12DS0  9740 PACIFIC BELL 730      
310-365 A Compton: Gardena DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-366 A Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-367 A Santa Monica: Mar Vista DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-368 A Compton: Gardena DA CA LSANCA05TMD  6630 USA MOBILITY WIRELESS, INC. 730      
310-369 A Beverly Hills CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-370 A Redondo CA RDBHCAXF37K  2319 FRONTIER CALIFORNIA INC. 730      
310-371 A Redondo CA RDBHCAXF37K  2319 FRONTIER CALIFORNIA INC. 730      
310-372 A Redondo CA HRBHCAXA37K  2319 FRONTIER CALIFORNIA INC. 730      
310-373 A Redondo CA TRNCCAXG37J  2319 FRONTIER CALIFORNIA INC. 730      
310-374 A Redondo CA HRBHCAXA37K  2319 FRONTIER CALIFORNIA INC. 730      
310-375 A Redondo CA TRNCCAXG37J  2319 FRONTIER CALIFORNIA INC. 730      
310-376 A Redondo CA HRBHCAXA37K  2319 FRONTIER CALIFORNIA INC. 730      
310-377 A Redondo CA RLHLCAXF79L  2319 FRONTIER CALIFORNIA INC. 730      
310-378 A Redondo CA TRNCCAXG37J  2319 FRONTIER CALIFORNIA INC. 730      
310-379 A Redondo CA HRBHCAXA37K  2319 FRONTIER CALIFORNIA INC. 730      
310-380 A Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-380 0 Compton: Gardena DA CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-380 1 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-380 2 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-380 3 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-380 4 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-380 5 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-380 6 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-380 7 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-380 8 Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-380 9 Compton: Gardena DA CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-381 A Torrance CA TRNCCA11DS0  9740 PACIFIC BELL 730      

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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