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: 309 [Rate centres in NPA 309] [Dial plan for NPA 309]

NXX: 605

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-605 A Bath IL PEORILPJX1Z  508J CENTURYLINK COMMUNICATIONS, LLC 368      
309-605 0 Bath IL PEORILPJXDY  984E BANDWIDTH.COM CLEC, LLC - IL 368   2018-12-08   
309-605 1 Bath IL PEORILPJXDZ  495J STRATUS NETWORKS 368   2020-08-03   
309-605 2 Bath IL PEORILPJXYX  224C ONVOY, LLC 368   2019-09-06   
309-605 3 Bath IL PEORILPJXYX  224C ONVOY, LLC 368   2019-09-06   
309-605 5 Bath IL PEORILPJXYX  224C ONVOY, LLC 368   2018-08-02   
309-605 6 Bath IL PEORILPJXYX  224C ONVOY, LLC 368   2021-02-26   
309-605 7 Bath IL PEORILPJX1Z  508J CENTURYLINK COMMUNICATIONS, LLC 368   2016-10-03   
309-605 8 Bath IL PEORILPJXMZ  624H ONVOY SPECTRUM, LLC 368   2021-06-28   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.