Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 519 [Rate centres in NPA 519] [Dial plan for NPA 519]

NXX: 789

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
519-789 A London ON LONDONAHAMD  2776 MANAGED NETWORK SYSTEMS, INC. 888 805131    

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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