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: 456

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-456 A Edgewood MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-456 0 Edgewood MD   515J IP HORIZON LLC 238      
443-456 1 Edgewood MD BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-456 2 Edgewood MD   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-456 3 Edgewood MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-456 4 Edgewood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-456 5 Edgewood MD   515J IP HORIZON LLC 238      
443-456 6 Edgewood MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-456 7 Edgewood MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-456 8 Edgewood MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-456 9 Edgewood MD BLTMMDCH25Z  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238      

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

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