Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

NXX: 610

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-610 A Prince Frederick MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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