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.

Mounds, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
618-649 A CRDLILAB0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-649 0 CRDLILAB0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-649 1 CRDLIL310MD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 362      
618-649 2 CRDLILXEX8X  224C ONVOY, LLC 362      
618-649 6 CRDLILXEX8X  224C ONVOY, LLC 362      
618-649 8 CRDLILXEXJX  073H TELNYX LLC 362      
618-649 9 CRDLILAB0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-745 A MNDSILAARS0  9329 ILLINOIS BELL TEL CO 362      
618-745 0 CRDLILXEX7X  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 362      
618-745 1 CRDLIL13AMD  495J STRATUS NETWORKS 362      
618-745 2 CRDLILXEX8X  224C ONVOY, LLC 362      
618-745 5 HRBGILCBDS0  9915 DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 362      
618-745 6 MNDSILAARS0  9329 ILLINOIS BELL TEL CO 362      
618-745 7 CRDLILXEXYX  624H ONVOY SPECTRUM, LLC 362      
618-745 9 MNDSILAARS0  9329 ILLINOIS BELL TEL CO 362      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.