Local Calling Guide

Area code/prefix search

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Amherst, MA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
413-992 8 SPFDMAATAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 126   2013-04-01   
413-992 9 SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2013-03-15   

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Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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