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: 464 [Rate centres in NPA 464] [Dial plan for NPA 464]

NXX: 237

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
464-237 A Harvey IL   839J EON TELECOM, INC. 358   2024-04-04   
464-237 0 Harvey IL   839J EON TELECOM, INC. 358      
464-237 1 Harvey IL   839J EON TELECOM, INC. 358      
464-237 2 Harvey IL   839J EON TELECOM, INC. 358      
464-237 3 Harvey IL   839J EON TELECOM, INC. 358      
464-237 4 Harvey IL   839J EON TELECOM, INC. 358      
464-237 5 Harvey IL   839J EON TELECOM, INC. 358      
464-237 6 Harvey IL   624H ONVOY SPECTRUM, LLC 358      
464-237 7 Harvey IL   224C ONVOY, LLC 358      
464-237 8 Harvey IL   224C ONVOY, LLC 358      
464-237 9 Harvey IL   224C ONVOY, LLC 358      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.