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
443-269 A Towson MD   2593 CORE COMMUNICATIONS, INC. - MD 238      
443-269 0 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-11-01   
443-269 1 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-10-14   
443-269 2 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-01-10   
443-269 3 Towson MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-06-16   
443-269 4 Towson MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-06-16   
443-269 5 Towson MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-06-16   
443-269 6 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2019-11-01   
443-269 7 Towson MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2018-06-29   
443-269 8 Towson MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2018-09-22   
443-269 9 Towson MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-10-14   

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

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