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: 864

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-864 A Columbia MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-864 0 Columbia MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-864 1 Columbia MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-864 2 Columbia MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2003-04-13   
443-864 3 Columbia MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2003-11-01   
443-864 4 Columbia MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2007-10-19   
443-864 5 Columbia MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2007-10-19   
443-864 6 Columbia MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-864 7 Columbia MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-864 8 Columbia MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-864 9 Columbia MD BLTMMDCHFMD  5562 METROPCS, INC. 238      

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

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