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.

Switch: CYVLMDCKDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
410-252 A Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-308 A Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-453 A Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-453 0 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-453 4 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-453 5 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-453 6 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-453 9 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-560 A Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-560 0 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-560 1 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-560 2 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-560 3 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-560 4 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-560 5 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-560 6 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-560 7 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-560 9 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-561 A Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-561 0 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-561 1 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-561 2 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-561 3 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-561 4 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-561 5 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-561 7 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-561 8 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-561 9 Towson MD 9212 VERIZON MARYLAND, INC. 238      
410-628 A Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-628 0 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-628 1 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-628 2 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-628 3 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-628 4 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-628 5 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-628 6 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-628 7 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-628 8 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-666 A Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-667 A Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-683 A Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-683 0 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-683 1 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-683 2 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-683 3 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-683 4 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-683 6 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
410-683 7 Cockeysville MD 9212 VERIZON MARYLAND, INC. 238      
443-841 A Towson MD 9212 VERIZON MARYLAND, INC. 238      
443-841 3 Towson MD 9212 VERIZON MARYLAND, INC. 238      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.