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.

Switch: ATLNGANWDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
404-461 A Atlanta GA 7421 AT&T LOCAL 438      
404-461 0 Atlanta GA 7421 AT&T LOCAL 438      
404-461 1 Atlanta GA 7421 AT&T LOCAL 438      
404-461 2 Atlanta GA 7421 AT&T LOCAL 438      
404-461 4 Atlanta GA 7421 AT&T LOCAL 438      
404-461 5 Atlanta GA 7421 AT&T LOCAL 438      
770-562 7 Temple GA 7421 AT&T LOCAL 438   2003-03-19   
770-657 A Atlanta Northwest GA 7421 AT&T LOCAL 438      
770-657 1 Atlanta Northwest GA 7421 AT&T LOCAL 438      
770-657 9 Atlanta Northwest GA 7421 AT&T LOCAL 438      

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.