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.

Pasadena: Pasadena DA, CA

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
626-200 A LSANCARCD9S  4129 O1 COMMUNICATIONS, INC. - CA 730      
626-200 0 ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2010-01-11   
626-200 1   515J IP HORIZON LLC 730      
626-200 2   515J IP HORIZON LLC 730      
626-200 3 ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2010-02-04   
626-200 4   515J IP HORIZON LLC 730      
626-200 5 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-08-02   
626-200 6 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-08-02   
626-200 7 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-11-13   
626-200 8 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2005-08-01   
626-200 9 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2005-02-03   
626-204 A IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
626-204 0 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
626-204 1 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
626-204 2 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
626-204 3 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
626-204 4 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-06-16   
626-204 5 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-06-16   
626-204 6 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
626-204 7 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
626-204 8 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
626-204 9 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
626-207 A LSANCARC80Z  6967 33 WIRELESS INC. 730      
626-219 A IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
626-219 0 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-23   
626-219 1 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
626-219 2 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-23   
626-219 3   6529 T-MOBILE USA, INC. 730   2003-04-26   
626-219 4 ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2003-04-26   
626-219 5 ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2003-04-26   
626-219 6 ANHMCA01XEY  516C AT&T CORP. 730   2014-05-02   
626-219 7 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2012-07-06   
626-219 8 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2011-02-04   
626-219 9 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
626-220 A SHOKCA02KMD  6630 USA MOBILITY WIRELESS, INC. 730      
626-229 A PSDNCA11DS0  9740 PACIFIC BELL 730      
626-240 A BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
626-240 0 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
626-240 1 LSANCARCD3S  649C ONVOY, LLC - CA 730   2011-08-12   
626-240 2 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2004-05-31   
626-240 3 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2003-08-24   
626-240 4 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
626-240 5 LSANCARCD3S  649C ONVOY, LLC - CA 730   2007-01-27   
626-240 6 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2022-06-06   
626-240 7 ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2003-08-24   
626-240 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-06-07   
626-240 9 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2007-03-09   
626-243 A ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
626-243 0   145J TERRA NOVA TELECOM INC. 730   2022-04-19   
626-243 1 ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.