Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

NXX: 312

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-312 A Brooklyn Park-Linthicum MD BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-312 0 Brooklyn Park-Linthicum MD   071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-312 2 Brooklyn Park-Linthicum MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-312 3 Brooklyn Park-Linthicum MD   145J TERRA NOVA TELECOM INC. 238      
443-312 4 Brooklyn Park-Linthicum MD BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-312 5 Brooklyn Park-Linthicum MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-312 6 Brooklyn Park-Linthicum MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-312 7 Brooklyn Park-Linthicum MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-312 8 Brooklyn Park-Linthicum MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-312 9 Brooklyn Park-Linthicum MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      

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

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