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.

OCN: 7453 U.S. TELEPACIFIC CORP. - CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
562-446 A Alamitos CA LSANCAGJDS4  730      
562-446 2 Alamitos CA   730      
562-446 4 Alamitos CA   730      
562-446 8 Alamitos CA   730      
562-446 9 Alamitos CA   730      
562-501 A La Habra CA LSANCAGJDS4  730      
562-501 1 La Habra CA   730      
562-501 2 La Habra CA   730      
562-501 9 La Habra CA   730      
562-543 A Compton: Compton DA CA LSANCAGJDS4  730      
562-548 6 Long Beach CA   730   2014-10-08   
562-676 A Long Beach CA LSANCAGJDS4  730      
562-676 9 Long Beach CA   730      
562-677 A Norwalk CA LSANCAGJDS4  730      
562-677 0 Norwalk CA   730      
562-677 1 Norwalk CA   730      
562-677 2 Norwalk CA   730      
562-677 3 Norwalk CA   730      
562-677 7 Norwalk CA   730      
562-677 8 Norwalk CA   730      
562-677 9 Norwalk CA   730      
562-719 A Alamitos CA IRVNCASMDS0  730      
562-719 0 Alamitos CA   730      
562-719 2 Alamitos CA   730      
562-719 9 Alamitos CA   730      
562-758 A Whittier CA LSANCAGJDS4  730      
562-758 4 Whittier CA   730      
562-758 6 Whittier CA   730      
562-758 9 Whittier CA   730      
562-774 A Downey CA LSANCAGJDS4  730      
562-774 9 Downey CA   730      
562-775 A Compton: Compton DA CA LSANCAGJDS4  730      
562-977 4 Norwalk CA   730      
562-977 6 Norwalk CA   730      
562-992 A Compton: Compton DA CA LSANCAGJDS4  730      
619-344 2 San Diego: San Diego DA CA   732   2011-12-19   
619-345 A Dulzura CA SNDKCA88DS2  732      
619-345 2 Dulzura CA   732      
619-345 9 Dulzura CA   732      
619-350 A Jacumba CA SNDKCA88DS0  732      
619-350 9 Jacumba CA   732      
619-398 A San Diego: San Diego DA CA SNDKCA88DS0  732      
619-398 0 San Diego: San Diego DA CA   732      
619-398 1 San Diego: San Diego DA CA   732      
619-398 2 San Diego: San Diego DA CA   732      
619-398 3 San Diego: San Diego DA CA   732      
619-398 4 San Diego: San Diego DA CA   732      
619-398 8 San Diego: San Diego DA CA   732      
619-398 9 San Diego: San Diego DA CA   732      
619-481 3 San Diego: San Diego DA CA   732   2007-04-12   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 >>

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.