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: 212

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-212 A Sparks-Glencoe MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-212 1 Sparks-Glencoe MD CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-212 3 Sparks-Glencoe MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-212 4 Sparks-Glencoe MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-212 5 Sparks-Glencoe MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-212 7 Sparks-Glencoe MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
443-212 8 Sparks-Glencoe MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-212 9 Sparks-Glencoe MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      

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

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