Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 975 [Rate centres in NPA 975] [Dial plan for NPA 975]

NXX: 777

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
975-777 A Leavenworth Lansing MO   093F ONVOY, LLC - MO 524   2025-09-08   
975-777 0 Leavenworth Lansing MO   093F ONVOY, LLC - MO 524   2025-09-08   
975-777 7 Leavenworth Lansing MO   093F ONVOY, LLC - MO 524   2025-09-08   
975-777 8 Leavenworth Lansing MO   145J TERRA NOVA TELECOM INC. 524   2025-09-09   

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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