Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 463 [Rate centres in NPA 463] [Dial plan for NPA 463]

NXX: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
463-257 A Sheridan IN IPLWIN75DS5  097D ONVOY, LLC - IN 336      
463-257 0 Sheridan IN   105F BANDWIDTH.COM CLEC, LLC - IN 336   2021-12-04   
463-257 1 Sheridan IN   045L BHN IP ENABLED SERVICES, LLC 336   2023-04-30   
463-257 2 Sheridan IN   624H ONVOY SPECTRUM, LLC 336   2021-08-13   
463-257 3 Sheridan IN   097D ONVOY, LLC - IN 336   2025-04-06   
463-257 4 Sheridan IN   624H ONVOY SPECTRUM, LLC 336   2021-12-05   
463-257 5 Sheridan IN   624H ONVOY SPECTRUM, LLC 336   2021-12-05   
463-257 6 Sheridan IN   097D ONVOY, LLC - IN 336   2023-05-30   
463-257 7 Sheridan IN   097D ONVOY, LLC - IN 336   2021-08-12   
463-257 8 Sheridan IN   097D ONVOY, LLC - IN 336   2021-08-12   
463-257 9 Sheridan IN   097D ONVOY, LLC - IN 336   2023-04-06   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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