Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 413 [Rate centres in NPA 413] [Dial plan for NPA 413]

NXX: 602

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-602 A Springfield MA   700J WAVENATION, LLC 126   2026-01-22   
413-602 0 Springfield MA   700J WAVENATION, LLC 126   2026-01-22   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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