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: 500

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-500 A Geneva IL CHCGILWURMD  965H FRACTEL, LLC 358      
331-500 0 Geneva IL CHCGILWURMD  965H FRACTEL, LLC 358   2021-03-04   
331-500 1 Geneva IL CHCGIL245MD  073H TELNYX LLC 358   2021-03-05   
331-500 2 Geneva IL CHCGIL24DS6  224C ONVOY, LLC 358   2021-11-19   
331-500 3 Geneva IL CHCGIL24DS6  224C ONVOY, LLC 358   2021-11-19   
331-500 4 Geneva IL CHCGIL24DS6  224C ONVOY, LLC 358   2021-11-19   
331-500 5 Geneva IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-06-28   
331-500 6 Geneva IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2022-03-20   
331-500 7 Geneva IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2022-03-20   
331-500 8 Geneva IL   515J IP HORIZON LLC 358   2021-06-27   
331-500 9 Geneva IL CHCGIL24DS6  224C ONVOY, LLC 358   2023-09-07   

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

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