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: LAGRORXBDS1

Remotes:

Switch Switch name Switch type
COVEORXXRS1  COVE  GTR 
ELGNORXXRS0  ELGIN  RS 
IMBLORXXRS1  IMBLER  GTL 
UNINORXARS1  UNION  GTR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
541-663 A La Grande OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
541-962 A La Grande OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
541-963 A La Grande OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
541-975 A La Grande OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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