Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Princess Anne, MD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-621 A PRANMDPARS1  9212 VERIZON MARYLAND, INC. 242      
410-621 0 PRANMDPARS1  9212 VERIZON MARYLAND, INC. 242      
410-621 1 PRANMDPARS1  9212 VERIZON MARYLAND, INC. 242   2002-06-01   
410-621 2 PRANMDPARS1  9212 VERIZON MARYLAND, INC. 242   2002-06-01   
410-621 3 PRANMDPARS1  9212 VERIZON MARYLAND, INC. 242   2002-06-01   
410-621 4   876D ONVOY, LLC - MD 242   2021-04-29   
410-621 5 SLBRMDSBXLX  318J COMCAST IP PHONE LLC 242   2006-07-31   
410-621 6   145J TERRA NOVA TELECOM INC. 242   2021-01-28   
410-621 7   876D ONVOY, LLC - MD 242   2021-04-29   
410-621 8 SLBRMDSB8MD  2589 US LEC OF MARYLAND, INC. 242   2014-09-04   
410-621 9 ESTNMDES5MD  7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 242   2009-03-02   
410-651 A PRANMDPARS1  9212 VERIZON MARYLAND, INC. 242      
443-427 A SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC. - MD 242      
443-888 A SLBRMDSBDC0  7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 242      
443-888 0 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2017-04-14   
443-888 1 SLBRMD902MD  073H TELNYX LLC 242   2017-09-13   
443-888 2 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-10   
443-888 3 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-10   
443-888 4   318J COMCAST IP PHONE LLC 242   2021-03-08   
443-888 5   566J RADIANTIQ LLC 242   2021-04-12   
443-888 6 SLBRMDSBXLX  318J COMCAST IP PHONE LLC 242   2014-10-02   
443-888 7 SLBRMDSBXUX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 242   2016-04-08   
443-888 8 SLBRMDSBDC0  7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 242   2011-03-05   
443-888 9 SLBRMDSC9MD  281E YMAX COMMUNICATIONS CORP. - MD 242   2011-04-07   
667-317 A   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2021-06-12   
667-317 3   624H ONVOY SPECTRUM, LLC 242   2021-06-30   
667-317 4   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2021-06-29   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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