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: 440 [Rate centres in NPA 440] [Dial plan for NPA 440]

NXX: 830

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-830 A Lorain OH INDPOHEB2MD  6529 T-MOBILE USA, INC. 320      
440-830 0 Lorain OH CLEVOHBBGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 320      
440-830 1 Lorain OH CLEVOHBBGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 320      
440-830 2 Lorain OH BEREOHBPRP0  735E SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE 320      
440-830 3 Lorain OH CLEVOHIWDS0  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      
440-830 4 Lorain OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 320      
440-830 5 Lorain OH INDPOHEB2MD  6529 T-MOBILE USA, INC. 320      
440-830 6 Lorain OH INDPOHEB2MD  6529 T-MOBILE USA, INC. 320      
440-830 7 Lorain OH INDPOHEB2MD  6529 T-MOBILE USA, INC. 320      
440-830 8 Lorain OH INDPOHEB2MD  6529 T-MOBILE USA, INC. 320      
440-830 9 Lorain OH INDPOHEB2MD  6529 T-MOBILE USA, INC. 320      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.