Local Calling Guide

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Old Monroe, MO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
636-665 A OLMRMOXARS1  9787 BRIGHTSPEED OF MISSOURI, LLC 520      
636-665 0   073H TELNYX LLC 520   2020-08-07   
636-665 5   9787 BRIGHTSPEED OF MISSOURI, LLC 520      
636-665 6   145J TERRA NOVA TELECOM INC. 520   2026-01-04   

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

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