Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 618 [Rate centres in NPA 618] [Dial plan for NPA 618]

NXX: 642

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-642 A Greenville IL MTVRILMV9MD  075A DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 520      
618-642 0 Greenville IL   224C ONVOY, LLC 520   2024-03-02   
618-642 1 Greenville IL   224C ONVOY, LLC 520   2024-04-04   
618-642 2 Greenville IL   224C ONVOY, LLC 520   2021-11-20   
618-642 3 Greenville IL   516J TON80 COMMUNICATIONS, LLC 520   2022-04-04   
618-642 7 Greenville IL   075A DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 520   2021-04-04   
618-642 8 Greenville IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 520   2024-09-01   
618-642 9 Greenville IL   624H ONVOY SPECTRUM, LLC 520   2025-01-04   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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