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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-632 A Towson MD CLMAMDJTDS0  2589 US LEC OF MARYLAND, INC. 238      
443-632 0 Towson MD   2589 US LEC OF MARYLAND, INC. 238      
443-632 1 Towson MD   2589 US LEC OF MARYLAND, INC. 238      
443-632 2 Towson MD   2589 US LEC OF MARYLAND, INC. 238      
443-632 3 Towson MD   2589 US LEC OF MARYLAND, INC. 238      
443-632 4 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-04-01   
443-632 5 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-06-02   
443-632 6 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-02-03   
443-632 7 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-02-03   
443-632 8 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-09-01   
443-632 9 Towson MD   2589 US LEC OF MARYLAND, INC. 238      

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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