Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Warwick, MD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-755 A CCTNMDCLRS0  9212 VERIZON MARYLAND, INC. 242      
410-755 0 ESTNMDESMMD  228C IDT AMERICA, CORP. - MD 242      
410-755 1   2593 CORE COMMUNICATIONS, INC.- MD 242      
410-755 4 SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242      
410-755 5 SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
410-755 6 CCTNMDCLRS0  9212 VERIZON MARYLAND, INC. 242      
410-755 7 SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
410-755 8 SLBRMD902MD  073H TELNYX LLC 242      
410-755 9   145J TERRA NOVA TELECOM INC. 242      
667-545 A ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC.- MD 242      
667-545 0   2593 CORE COMMUNICATIONS, INC.- MD 242      
667-545 1   2593 CORE COMMUNICATIONS, INC.- MD 242      
667-545 2 SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC.- MD 242      
667-545 3 SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC.- MD 242      
667-545 4 SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC.- MD 242      
667-545 5   2593 CORE COMMUNICATIONS, INC.- MD 242      
667-545 6 SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
667-545 7 SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
667-545 8 SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
667-545 9 SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
667-687 A SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
667-687 0 SLBRMD901MD  939H COMMIO, LLC 242      
667-687 4 SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242      
667-687 6 SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
667-687 7 SLBRMDSBXUX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 242      
667-687 8 SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242      

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

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