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: 618 [Rate centres in NPA 618] [Dial plan for NPA 618]

NXX: 748

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-748 A Mound City IL MDCYILAARS0  9329 ILLINOIS BELL TEL CO 362      
618-748 0 Mound City IL CRDLIL13AMD  495J STRATUS NETWORKS 362   2020-12-19   
618-748 2 Mound City IL CRDLILXEXYX  624H ONVOY SPECTRUM, LLC 362   2023-07-05   
618-748 6 Mound City IL CRDLILXEX7X  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 362   2013-09-02   
618-748 7 Mound City IL CRDLILXEX8X  224C ONVOY, LLC 362   2018-10-01   
618-748 9 Mound City IL MDCYILAARS0  9329 ILLINOIS BELL TEL CO 362      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.