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: 999

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
464-999 A Harvey IL CHCGILWURMD  965H FRACTEL, LLC 358      
464-999 0 Harvey IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2024-10-31   
464-999 5 Harvey IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358   2022-03-31   
464-999 7 Harvey IL CHCGILWURMD  965H FRACTEL, LLC 358   2022-01-22   
464-999 8 Harvey IL CHCGILWURMD  965H FRACTEL, LLC 358   2022-01-22   
464-999 9 Harvey IL CHCGILWURMD  965H FRACTEL, LLC 358   2022-01-22   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.