Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

NXX: 647

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-647 A Clear Spring MD HGTWMD53DS0  2593 CORE COMMUNICATIONS, INC.- MD 240      
240-647 0 Clear Spring MD   2593 CORE COMMUNICATIONS, INC.- MD 240      
240-647 1 Clear Spring MD   2593 CORE COMMUNICATIONS, INC.- MD 240      
240-647 2 Clear Spring MD   2593 CORE COMMUNICATIONS, INC.- MD 240      
240-647 3 Clear Spring MD FRDRMDFRXMD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240      
240-647 4 Clear Spring MD MTARMDSDGT0  2593 CORE COMMUNICATIONS, INC.- MD 240      
240-647 5 Clear Spring MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-647 6 Clear Spring MD FRDRMDFRPS0  2593 CORE COMMUNICATIONS, INC.- MD 240      
240-647 7 Clear Spring MD MTARMDSDGT0  2593 CORE COMMUNICATIONS, INC.- MD 240      
240-647 8 Clear Spring MD FRDRMDFRPS0  2593 CORE COMMUNICATIONS, INC.- MD 240      
240-647 9 Clear Spring MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      

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

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