Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 440 [Rate centres in NPA 440] [Dial plan for NPA 440]

NXX: 738

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-738 A Vermilion OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320      
440-738 0 Vermilion OH CLEVOH64X0X  624H ONVOY SPECTRUM, LLC 320   2021-11-26   
440-738 1 Vermilion OH CLEVOH64X0X  624H ONVOY SPECTRUM, LLC 320   2021-11-26   
440-738 2 Vermilion OH   145J TERRA NOVA TELECOM INC. 320   2025-07-17   
440-738 4 Vermilion OH CLEVOH64X0X  624H ONVOY SPECTRUM, LLC 320   2021-08-21   
440-738 7 Vermilion OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2021-08-20   
440-738 8 Vermilion OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2021-08-20   
440-738 9 Vermilion OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2024-03-03   

Last updated: Tue, 15 Jul 2025 18:46:49 UTC

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