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: 779

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-779 A Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236      
443-779 0 Aberdeen MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2016-02-06   
443-779 1 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 2 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 3 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 4 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 5 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 6 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 7 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 8 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 9 Aberdeen MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-12-27   

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

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