Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Stevensville, MD

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-604 A STVLMDSTRS1  9212 VERIZON MARYLAND, INC. 242      
410-604 0 STVLMDSTRS1  9212 VERIZON MARYLAND, INC. 242      
410-604 1 STVLMDSTRS1  9212 VERIZON MARYLAND, INC. 242      
410-604 2 STVLMDSTRS1  9212 VERIZON MARYLAND, INC. 242      
410-604 3 STVLMDSTRS1  9212 VERIZON MARYLAND, INC. 242      
410-604 4 SLBRMD90DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 242   2018-03-07   
410-604 5 SLBRMDSBX6Y  7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 242   2010-01-18   
410-604 6 STVLMDSTRS1  9212 VERIZON MARYLAND, INC. 242      
410-604 7 SLBRMDSB8MD  2589 US LEC OF MARYLAND, INC. 242   2013-03-25   
410-604 8 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2022-11-24   
410-604 9 SLBRMD902MD  073H TELNYX LLC 242   2017-09-13   
410-643 A RMCKMDRRRS0  9212 VERIZON MARYLAND, INC. 242      
443-249 A RMCKMDRRRS0  9212 VERIZON MARYLAND, INC. 242      
443-249 0 RMCKMDRRRS0  9212 VERIZON MARYLAND, INC. 242      
443-249 1   2593 CORE COMMUNICATIONS, INC.- MD 242   2004-04-03   
443-249 2 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2017-04-14   
443-249 3 ESTNMDESMMD  228C IDT AMERICA, CORP. - MD 242   2006-05-21   
443-249 4 ESTNMDES5MD  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 242   2011-01-03   
443-249 5 ESTNMDESMMD  228C IDT AMERICA, CORP. - MD 242   2012-12-21   
443-249 6 SLBRMDSBXUX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 242   2012-07-13   
443-249 7 SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2004-06-12   
443-249 8 SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2006-08-28   
443-249 9   876D ONVOY, LLC - MD 242   2024-03-07   
667-364 A ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC.- MD 242      
667-364 0   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-07-26   
667-364 1   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-07-26   
667-364 2 HGTWMD53DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 242   2018-11-20   
667-364 3 ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC.- MD 242   2019-03-29   
667-364 4   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-07-26   
667-364 5 SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC.- MD 242   2019-07-31   
667-364 6 ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC.- MD 242   2019-03-29   
667-364 7 ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC.- MD 242   2019-03-29   
667-364 8 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-10   
667-364 9 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-10   
667-566 A SLBRMDXZ0MD  939H COMMIO, LLC 242      
667-566 0 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2023-10-22   
667-566 1 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2023-10-22   
667-566 2 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2023-10-22   
667-566 3 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2023-10-22   
667-566 4 SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2023-10-22   
667-566 5   145J TERRA NOVA TELECOM INC. 242   2024-04-21   
667-566 6 SLBRMDXZ0MD  939H COMMIO, LLC 242   2022-11-18   
667-566 7   876D ONVOY, LLC - MD 242   2024-05-03   
667-566 8 SLBRMD901MD  939H COMMIO, LLC 242   2023-12-21   
667-566 9 SLBRMD901MD  939H COMMIO, LLC 242   2023-12-21   
667-766 A SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
667-766 1 SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242   2023-12-31   
667-766 2 SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2022-02-03   
667-766 3 SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2022-02-03   
667-766 4 SLBRMD90BMD  516J TON80 COMMUNICATIONS, LLC 242   2022-04-04   

1 2 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.