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: 412

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-412 A Churchville MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-412 0 Churchville MD   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-412 1 Churchville MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-412 2 Churchville MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-412 3 Churchville MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-412 4 Churchville MD   145J TERRA NOVA TELECOM INC. 238      
443-412 5 Churchville MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-412 6 Churchville MD BLTMMDCHXVX  321J HD CARRIER LLC 238      
443-412 7 Churchville MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
443-412 8 Churchville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-412 9 Churchville MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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