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: FTWYINXADS1

Remotes:

Switch Switch name Switch type
GRRTINXARS0  GARRETT  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
260-420 A Fort Wayne IN 0772 FRONTIER NORTH, INC.. - IN 334      
260-421 A Fort Wayne IN 0772 FRONTIER NORTH, INC.. - IN 334      
260-422 A Fort Wayne IN 0772 FRONTIER NORTH, INC.. - IN 334      
260-423 A Fort Wayne IN 0772 FRONTIER NORTH, INC.. - IN 334      
260-424 A Fort Wayne IN 0772 FRONTIER NORTH, INC.. - IN 334      
260-425 A Fort Wayne IN 0772 FRONTIER NORTH, INC.. - IN 334      
260-426 A Fort Wayne IN 0772 FRONTIER NORTH, INC.. - IN 334      
260-428 A Fort Wayne IN 0772 FRONTIER NORTH, INC.. - IN 334      
260-429 A Fort Wayne IN 0772 FRONTIER NORTH, INC.. - IN 334      
260-460 A Fort Wayne IN 0772 FRONTIER NORTH, INC.. - IN 334      
260-461 A Fort Wayne IN 0772 FRONTIER NORTH, INC.. - IN 334      
260-467 A Fort Wayne IN 0772 FRONTIER NORTH, INC.. - IN 334      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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