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: 729

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-729 A Severn MD DRCRMDDCDS0  9212 VERIZON MARYLAND, INC. 238      
410-729 0 Severn MD DRCRMDDCDS0  9212 VERIZON MARYLAND, INC. 238      
410-729 1 Severn MD DRCRMDDCDS0  9212 VERIZON MARYLAND, INC. 238      
410-729 2 Severn MD DRCRMDDCDS0  9212 VERIZON MARYLAND, INC. 238      
410-729 3 Severn MD DRCRMDDCDS0  9212 VERIZON MARYLAND, INC. 238      
410-729 4 Severn MD DRCRMDDCDS0  9212 VERIZON MARYLAND, INC. 238      
410-729 5 Severn MD DRCRMDDCDS0  9212 VERIZON MARYLAND, INC. 238      
410-729 6 Severn MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-14   
410-729 7 Severn MD DRCRMDDCDS0  9212 VERIZON MARYLAND, INC. 238      
410-729 8 Severn MD DRCRMDDCDS0  9212 VERIZON MARYLAND, INC. 238      
410-729 9 Severn MD DRCRMDDCDS0  9212 VERIZON MARYLAND, INC. 238      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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