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: 781

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-781 A Ellicott City MD SYVLMDSKDS0  9212 VERIZON MARYLAND, INC. 238      
410-781 0 Ellicott City MD SYVLMDSKDS0  9212 VERIZON MARYLAND, INC. 238      
410-781 1 Ellicott City MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-10   
410-781 2 Ellicott City MD BLTMMDCH25Z  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2006-05-04   
410-781 3 Ellicott City MD   876D ONVOY, LLC - MD 238   2024-04-13   
410-781 4 Ellicott City MD SYVLMDSKDS0  9212 VERIZON MARYLAND, INC. 238      
410-781 5 Ellicott City MD BLTQMD012MD  964H BARR TELL USA, INC. 238   2016-12-17   
410-781 6 Ellicott City MD SYVLMDSKDS0  9212 VERIZON MARYLAND, INC. 238      
410-781 7 Ellicott City MD SYVLMDSKDS0  9212 VERIZON MARYLAND, INC. 238      
410-781 8 Ellicott City MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238   2008-04-16   
410-781 9 Ellicott City MD   145J TERRA NOVA TELECOM INC. 238   2024-02-15   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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