Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 447 [Rate centres in NPA 447] [Dial plan for NPA 447]

NXX: 228

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
447-228 A Oreana IL SPFDILES7MD  224C ONVOY, LLC 374      
447-228 0 Oreana IL SPFDILES7MD  224C ONVOY, LLC 374   2023-09-30   
447-228 1 Oreana IL SPFDILESXQX  624H ONVOY SPECTRUM, LLC 374   2024-05-25   
447-228 2 Oreana IL SPFDILMBWMD  073H TELNYX LLC 374   2024-08-17   
447-228 8 Oreana IL SPFDILES7MD  224C ONVOY, LLC 374   2022-04-08   
447-228 9 Oreana IL SPFDILMBWMD  073H TELNYX LLC 374   2024-07-01   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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