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: 404 [Rate centres in NPA 404] [Dial plan for NPA 404]

NXX: 474

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
404-474 A Atlanta GA ATLNGADZ2MD  2911 NETWORK TELEPHONE CORPORATION - GA 438      
404-474 0 Atlanta GA ATLNGAHPDS8  6116 LEVEL 3 COMMUNICATIONS, LLC - GA 438   2006-02-10   
404-474 1 Atlanta GA ATLNGAHPDS8  6116 LEVEL 3 COMMUNICATIONS, LLC - GA 438   2006-02-10   
404-474 2 Atlanta GA ATLNGAHPDS8  6116 LEVEL 3 COMMUNICATIONS, LLC - GA 438   2006-02-10   
404-474 3 Atlanta GA ATLNGAHPDS8  6116 LEVEL 3 COMMUNICATIONS, LLC - GA 438   2006-02-10   
404-474 4 Atlanta GA ATLNGAHPDS8  6116 LEVEL 3 COMMUNICATIONS, LLC - GA 438   2006-02-10   
404-474 5 Atlanta GA ATLNGADZ2MD  2911 NETWORK TELEPHONE CORPORATION - GA 438   2006-01-05   
404-474 6 Atlanta GA ATLNGADZ2MD  2911 NETWORK TELEPHONE CORPORATION - GA 438   2006-01-05   
404-474 7 Atlanta GA ATLNGAHPDS8  6116 LEVEL 3 COMMUNICATIONS, LLC - GA 438   2006-02-10   
404-474 8 Atlanta GA ATLNGAHPDS8  6116 LEVEL 3 COMMUNICATIONS, LLC - GA 438   2006-02-10   
404-474 9 Atlanta GA ATLNGADZ2MD  2911 NETWORK TELEPHONE CORPORATION - GA 438   2006-01-05   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.