Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

NXX: 705

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-705 A Cockeysville MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 238      
443-705 0 Cockeysville MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-09-16   
443-705 1 Cockeysville MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-09-16   
443-705 2 Cockeysville MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-26   
443-705 3 Cockeysville MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-07-15   
443-705 4 Cockeysville MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-07-15   
443-705 5 Cockeysville MD BLTMMDCHXFX  318J COMCAST IP PHONE LLC 238   2019-08-22   
443-705 6 Cockeysville MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-10-18   
443-705 7 Cockeysville MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-10-18   
443-705 8 Cockeysville MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-07-19   
443-705 9 Cockeysville MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-07-19   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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