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: 7469 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AL

<< 1 2 3

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
256-898 3 Decatur AL HNVIAL180MD  477   2007-02-01   
256-924 3 Huntsville AL HNVIAL180MD  477   2011-09-14   
256-924 7 Huntsville AL HNVIAL180MD  477   2013-04-29   
256-936 6 Huntsville AL HNVIAL180MD  477   2022-01-13   
256-947 5 Huntsville AL HNVIAL180MD  477   2016-08-04   
334-767 A Florala AL PNSCFLFN0MD  44814      
334-767 3 Florala AL PNSCFLFN0MD  44814      
938-510 3 Russellville AL HNVIAL180MD  477   2022-12-24   

<< 1 2 3

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.