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: 837

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
220-837 A Chillicothe OH CLMDOH44MMD  516J TON80 COMMUNICATIONS, LLC 324      
220-837 0 Chillicothe OH CHLCOHXA9MD  5562 METROPCS, INC. 324   2022-03-02   
220-837 1 Chillicothe OH HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2023-05-12   
220-837 2 Chillicothe OH CHLCOHXA5MD  6701 AERIAL COMMUNICATIONS, INC. 324   2021-04-16   
220-837 3 Chillicothe OH CHLCOHXA5MD  6701 AERIAL COMMUNICATIONS, INC. 324   2021-04-16   
220-837 4 Chillicothe OH CLMDOH44MMD  516J TON80 COMMUNICATIONS, LLC 324   2021-04-02   
220-837 5 Chillicothe OH   939H COMMIO, LLC 324   2024-03-30   
220-837 6 Chillicothe OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2024-03-06   
220-837 7 Chillicothe OH CLMDOH449MD  939H COMMIO, LLC 324   2021-09-16   
220-837 8 Chillicothe OH CLMDOH449MD  939H COMMIO, LLC 324   2021-09-16   
220-837 9 Chillicothe OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2022-04-17   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.