Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Olive Branch, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
618-776 A OLBRILOBRS0  9329 ILLINOIS BELL TEL CO 362      
618-776 0   073H TELNYX LLC 362   2020-07-18   
618-776 1   495J STRATUS NETWORKS 362   2020-12-19   
618-776 2   224C ONVOY, LLC 362   2019-09-08   
618-776 3   624H ONVOY SPECTRUM, LLC 362   2023-07-05   
618-776 5   9329 ILLINOIS BELL TEL CO 362      
618-776 6   9329 ILLINOIS BELL TEL CO 362      
618-776 7   224C ONVOY, LLC 362   2018-10-01   
618-776 8   145J TERRA NOVA TELECOM INC. 362   2025-08-29   
618-776 9   9915 DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 362   2003-02-05   
730-275 A   516C AT&T CORP. 362   2025-08-22   
730-275 7   516C AT&T CORP. 362   2025-08-22   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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