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.

NPA: 714 [Rate centres in NPA 714] [Dial plan for NPA 714]

NXX: 933

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
714-933 A Westminster CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
714-933 0 Westminster CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2004-12-21   
714-933 1 Westminster CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
714-933 2 Westminster CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
714-933 3 Westminster CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
714-933 4 Westminster CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2007-08-01   
714-933 5 Westminster CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2004-12-21   
714-933 6 Westminster CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2008-01-28   
714-933 7 Westminster CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2008-11-17   
714-933 8 Westminster CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2004-12-21   
714-933 9 Westminster CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.