Local Calling Guide

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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-472 4 Sparks-Glencoe MD MANRMDMNRS0  9212 VERIZON MARYLAND, INC. 238      
410-472 5 Sparks-Glencoe MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2011-04-03   
410-472 6 Sparks-Glencoe MD MANRMDMNRS0  9212 VERIZON MARYLAND, INC. 238      
410-472 7 Sparks-Glencoe MD MANRMDMNRS0  9212 VERIZON MARYLAND, INC. 238      
410-472 8 Sparks-Glencoe MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-04-30   
410-472 9 Sparks-Glencoe MD MANRMDMNRS0  9212 VERIZON MARYLAND, INC. 238      
410-473 A Towson MD HNVAMDAE3MD  6630 USA MOBILITY WIRELESS, INC. 238      
410-474 A Prince Frederick MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-475 A Towson MD HNVAMDAE3MD  6630 USA MOBILITY WIRELESS, INC. 238      
410-476 A Trappe MD TRPPMDTRRS0  9212 VERIZON MARYLAND, INC. 242      
410-476 0 Trappe MD   145J TERRA NOVA TELECOM INC. 242   2024-02-14   
410-476 1 Trappe MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2003-03-24   
410-476 2 Trappe MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2004-04-03   
410-476 3 Trappe MD TRPPMDTRRS0  9212 VERIZON MARYLAND, INC. 242      
410-476 4 Trappe MD TRPPMDTRRS0  9212 VERIZON MARYLAND, INC. 242      
410-476 5 Trappe MD TRPPMDTRRS0  9212 VERIZON MARYLAND, INC. 242      
410-476 6 Trappe MD ESTNMDESMMD  228C IDT AMERICA, CORP. - MD 242   2006-05-21   
410-476 7 Trappe MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2005-08-01   
410-476 8 Trappe MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2017-12-15   
410-476 9 Trappe MD TRPPMDTRRS0  9212 VERIZON MARYLAND, INC. 242      
410-477 A Sparrows Point MD NRPNMDNPDS0  9212 VERIZON MARYLAND, INC. 238      
410-478 A Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-478 0 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 1 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 2 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 3 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 4 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 5 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 6 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 7 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 8 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 9 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-479 A Denton MD DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 0 Denton MD DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 1 Denton MD DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 2 Denton MD DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 3 Denton MD DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 4 Denton MD DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 5 Denton MD DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 6 Denton MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2004-04-03   
410-479 7 Denton MD SLBRMDSBX6Y  7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 242   2010-06-27   
410-479 8 Denton MD DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-479 9 Denton MD DNTNMDDTRS0  9212 VERIZON MARYLAND, INC. 242      
410-480 A Ellicott City MD ELCYMDELDS0  9212 VERIZON MARYLAND, INC. 238      
410-481 A Baltimore MD BLTMMDCH1DD  9212 VERIZON MARYLAND, INC. 238      
410-482 A Greensboro MD GNBOMDGRRS0  9212 VERIZON MARYLAND, INC. 242      
410-482 0 Greensboro MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2004-03-29   
410-482 1 Greensboro MD SLBRMDSBXUX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 242   2014-10-20   
410-482 2 Greensboro MD GNBOMDGRRS0  9212 VERIZON MARYLAND, INC. 242      
410-482 3 Greensboro MD ESTNMDESMMD  228C IDT AMERICA, CORP. - MD 242   2006-05-21   

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

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