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: 771

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-771 A Vienna IL CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362      
618-771 0 Vienna IL CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362      
618-771 1 Vienna IL CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362      
618-771 2 Vienna IL CRDLILXEXRX  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 362   2003-02-09   
618-771 3 Vienna IL CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2003-03-08   
618-771 4 Vienna IL CHCGIL24XMD  495J STRATUS NETWORKS 362   2020-10-14   
618-771 5 Vienna IL CRDLILAB0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362   2004-07-02   
618-771 6 Vienna IL CRDLILXEXRX  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 362   2004-10-15   
618-771 7 Vienna IL CRDLILXEXRX  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 362   2006-02-16   
618-771 8 Vienna IL HRBGILCBDS0  9915 DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 362   2002-12-26   
618-771 9 Vienna IL CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.