Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
227-247 A   876D ONVOY, LLC - MD 240   2024-08-15   
227-247 0   876D ONVOY, LLC - MD 240      
240-288 A FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240      
240-288 0 FRDRMDFRXPX  624H ONVOY SPECTRUM, LLC 240      
240-288 1 HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240      
240-288 2   876D ONVOY, LLC - MD 240      
240-288 3 HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240      
240-288 4 FRDRMDFRAMD  2589 US LEC OF MARYLAND, INC. 240      
240-288 5 HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240      
240-288 6 FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240      
240-288 7 FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240      
240-288 8 FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240      
240-288 9 HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240      
240-451 A CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-451 0 HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240      
240-451 1 HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240      
240-451 2 FRDRMDFRX7X  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240      
240-451 3   2593 CORE COMMUNICATIONS, INC.- MD 240      
240-451 4   2593 CORE COMMUNICATIONS, INC.- MD 240      
240-451 5   2593 CORE COMMUNICATIONS, INC.- MD 240      
240-451 6 HGTWMD530MD  073H TELNYX LLC 240      
240-451 7 FRDRMDFRXKX  508J CENTURYLINK COMMUNICATIONS, LLC 240      
240-451 8 CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-451 9 CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-874 A CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-874 0   876D ONVOY, LLC - MD 240      
240-874 1 FRDRMDFRXPX  624H ONVOY SPECTRUM, LLC 240      
240-874 2 FRDRMDFRXMD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240      
240-874 3 FRDRMDFRXPX  624H ONVOY SPECTRUM, LLC 240      
240-874 4 CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-874 5 CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-874 6 FRDRMDFRXPX  624H ONVOY SPECTRUM, LLC 240      
240-874 7 CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-874 8 CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-874 9 HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240      
301-271 A THRMMDTHRS0  9212 VERIZON MARYLAND, INC. 240      
301-271 0 THRMMDTHRS0  9212 VERIZON MARYLAND, INC. 240      
301-271 1 THRMMDTHRS0  9212 VERIZON MARYLAND, INC. 240      
301-271 2 THRMMDTHRS0  9212 VERIZON MARYLAND, INC. 240      
301-271 3 THRMMDTHRS0  9212 VERIZON MARYLAND, INC. 240      
301-271 4 THRMMDTHRS0  9212 VERIZON MARYLAND, INC. 240      
301-271 5 THRMMDTHRS0  9212 VERIZON MARYLAND, INC. 240      
301-271 6 THRMMDTHRS0  9212 VERIZON MARYLAND, INC. 240      
301-271 7 THRMMDTHRS0  9212 VERIZON MARYLAND, INC. 240      
301-271 8   2593 CORE COMMUNICATIONS, INC.- MD 240      
301-271 9 THRMMDTHRS0  9212 VERIZON MARYLAND, INC. 240      

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

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