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: MRTRARXADS0

Remotes:

Switch Switch name Switch type
DYSSARXARS1  DYESS  N2A 
ETWHARXARS1  ETOWAH  210 
KESRARXARS1  KEISER  210 
LPNTARXARS1  LEPANTO  210 
OKACARXARS1  OAK ACRES  210 
PYNWARXARS1  PAYNEWAY  210 
TYRNARXARS1  TYRONZA  210 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
870-358 A Marked Tree AR 1722 E. RITTER TEL. CO. 528      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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