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: 220 [Rate centres in NPA 220] [Dial plan for NPA 220]

NXX: 256

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
220-256 A Athens OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2024-03-08   
220-256 0 Athens OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2024-03-23   
220-256 1 Athens OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2024-03-23   
220-256 2 Athens OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2024-03-23   
220-256 3 Athens OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2024-03-08   
220-256 4 Athens OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2024-03-08   
220-256 5 Athens OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2024-03-08   
220-256 6 Athens OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2024-03-08   
220-256 7 Athens OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2024-03-08   
220-256 8 Athens OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2024-03-08   
220-256 9 Athens OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2024-03-08   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.