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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
310-221 1 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2004-07-12   
310-221 2 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2004-07-12   
310-303 0 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2003-03-26   
310-303 1 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2003-12-07   
310-303 2 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2003-12-07   
310-303 4 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2003-12-07   
310-303 8 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2003-12-07   
310-318 4 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2005-12-30   
310-421 A Redondo CA 6664 SPRINT SPECTRUM L.P. 730      
310-421 5 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2003-06-01   
310-421 6 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2003-06-01   
310-421 7 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2003-06-01   
310-427 4 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2003-10-22   
310-427 5 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2003-10-29   
310-465 4 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2003-12-07   
310-507 4 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2004-05-09   
310-507 5 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2004-05-01   
310-514 6 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2004-11-02   
310-547 7 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2004-02-25   
310-684 A San Pedro CA 6664 SPRINT SPECTRUM L.P. 730      
310-684 0 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2006-02-17   
310-684 6 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2006-02-17   
310-684 7 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2006-02-17   
310-684 8 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2006-02-17   
310-684 9 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2006-02-07   
310-707 3 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2004-04-20   
310-707 8 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2003-08-03   
310-793 6 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2006-03-02   
310-796 6 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2006-03-02   
310-847 0 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2004-08-08   
310-847 9 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2004-06-02   
310-863 A Redondo CA 6664 SPRINT SPECTRUM L.P. 730      
310-872 A San Pedro CA 6664 SPRINT SPECTRUM L.P. 730      
310-872 0 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2003-08-11   
310-872 4 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2002-12-09   
310-872 6 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2002-12-08   
310-872 7 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2002-12-08   
310-872 8 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2002-12-08   
310-872 9 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2002-12-08   
310-896 1 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2006-06-13   
310-896 6 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2006-06-13   
310-896 7 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2003-08-24   
310-944 7 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2003-08-24   
310-947 A Redondo CA 6664 SPRINT SPECTRUM L.P. 730      
310-947 4 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2005-08-15   
310-947 5 Redondo CA 6664 SPRINT SPECTRUM L.P. 730      
310-947 6 Redondo CA 6664 SPRINT SPECTRUM L.P. 730      
310-947 7 Redondo CA 6664 SPRINT SPECTRUM L.P. 730      
310-947 9 Redondo CA 6664 SPRINT SPECTRUM L.P. 730   2005-08-15   
310-971 0 San Pedro CA 6664 SPRINT SPECTRUM L.P. 730   2004-01-20   

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Last updated: Tue, 04 May 2021 15:04:27 UTC

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