Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 331 [Rate centres in NPA 331] [Dial plan for NPA 331]

NXX: 288

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-288 A Elburn IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358      
331-288 0 Elburn IL CHCGILWUKMD  939H COMMIO, LLC 358   2023-08-20   
331-288 1 Elburn IL CHCGILWUKMD  939H COMMIO, LLC 358   2023-08-20   
331-288 2 Elburn IL CHCGILWUKMD  939H COMMIO, LLC 358   2023-08-20   
331-288 3 Elburn IL CHCGILWUKMD  939H COMMIO, LLC 358   2023-08-20   
331-288 4 Elburn IL CHCGILWUKMD  939H COMMIO, LLC 358   2023-08-20   
331-288 5 Elburn IL   939H COMMIO, LLC 358   2024-02-03   
331-288 6 Elburn IL   939H COMMIO, LLC 358   2024-02-03   
331-288 7 Elburn IL   224C ONVOY, LLC 358   2024-03-03   
331-288 8 Elburn IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358   2022-04-21   
331-288 9 Elburn IL CHCGIL24DS6  224C ONVOY, LLC 358   2023-08-21   

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

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