Local Calling Guide

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Willards, MD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-835 A WLRDMDWRRS1  9212 VERIZON MARYLAND, INC. 242      
410-835 0   876D ONVOY, LLC - MD 242   2019-03-10   
410-835 1   2593 CORE COMMUNICATIONS, INC.- MD 242   2004-04-03   
410-835 2   9212 VERIZON MARYLAND, INC. 242      
410-835 3   9212 VERIZON MARYLAND, INC. 242      
410-835 4   876D ONVOY, LLC - MD 242   2020-04-30   
410-835 5   861F MCC TELEPHONY OF THE MID-ATLANTIC, LLC - MD 242   2010-08-21   
410-835 6   2593 CORE COMMUNICATIONS, INC.- MD 242   2019-06-07   
410-835 7   876D ONVOY, LLC - MD 242   2017-04-14   
410-835 8   9212 VERIZON MARYLAND, INC. 242      
410-835 9   876D ONVOY, LLC - MD 242   2019-03-10   
443-232 A SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC.- MD 242      
443-232 0   876D ONVOY, LLC - MD 242   2020-04-30   
443-232 1   876D ONVOY, LLC - MD 242   2020-07-04   
443-232 2   876D ONVOY, LLC - MD 242   2020-07-04   
443-232 3   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-06-17   
443-232 4   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-06-17   
443-232 5   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-06-17   
443-232 6   2593 CORE COMMUNICATIONS, INC.- MD 242   2019-06-07   
443-232 7   318J COMCAST IP PHONE, LLC 242   2007-08-08   
443-232 8   073H TELNYX LLC 242   2017-09-13   
443-232 9   876D ONVOY, LLC - MD 242   2020-04-30   
667-676 A SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
667-676 0   073H TELNYX LLC 242   2021-03-04   
667-676 1   624H ONVOY SPECTRUM, LLC 242   2022-03-14   
667-676 2   624H ONVOY SPECTRUM, LLC 242   2022-03-14   
667-676 4   624H ONVOY SPECTRUM, LLC 242   2021-05-27   
667-676 6   876D ONVOY, LLC - MD 242   2020-11-21   
667-676 7   876D ONVOY, LLC - MD 242   2020-11-21   
667-676 8   876D ONVOY, LLC - MD 242   2021-07-12   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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