Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 227 [Rate centres in NPA 227] [Dial plan for NPA 227]

NXX: 777

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
227-777 A Ashton (Baltimore LATA) MD BLTMMDCHYMD  530H WIDE VOICE, LLC - MD 238      
227-777 1 Ashton (Baltimore LATA) MD   321J HD CARRIER LLC 238      
227-777 2 Ashton (Baltimore LATA) MD WASHDC12KMD  145J TERRA NOVA TELECOM INC. 238      
227-777 3 Ashton (Baltimore LATA) MD BLTMMDCH42Z  624H ONVOY SPECTRUM, LLC 238      
227-777 4 Ashton (Baltimore LATA) MD BLTMMDCH42Z  624H ONVOY SPECTRUM, LLC 238      
227-777 7 Ashton (Baltimore LATA) MD BLTMMDCHYMD  530H WIDE VOICE, LLC - MD 238      

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

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