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: 432

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-432 A Severna Park MD SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-432 0 Severna Park MD   876D ONVOY, LLC - MD 238   2024-05-23   
410-432 1 Severna Park MD   876D ONVOY, LLC - MD 238   2024-07-05   
410-432 2 Severna Park MD   318J COMCAST IP PHONE, LLC 238   2016-12-05   
410-432 3 Severna Park MD   9212 VERIZON MARYLAND, INC. 238      
410-432 4 Severna Park MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-09-30   
410-432 5 Severna Park MD   9212 VERIZON MARYLAND, INC. 238      
410-432 6 Severna Park MD   9212 VERIZON MARYLAND, INC. 238      
410-432 7 Severna Park MD   9212 VERIZON MARYLAND, INC. 238      
410-432 8 Severna Park MD   9212 VERIZON MARYLAND, INC. 238      
410-432 9 Severna Park MD   9212 VERIZON MARYLAND, INC. 238      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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