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.

NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-572 A Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
410-572 0 Salisbury MD   9212 VERIZON MARYLAND, INC. 242      
410-572 2 Salisbury MD   9212 VERIZON MARYLAND, INC. 242      
410-572 3 Salisbury MD   9212 VERIZON MARYLAND, INC. 242      
410-572 4 Salisbury MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 242   2015-07-23   
410-572 5 Salisbury MD   9212 VERIZON MARYLAND, INC. 242      
410-572 6 Salisbury MD   9212 VERIZON MARYLAND, INC. 242      
410-572 7 Salisbury MD   5562 METRO PCS, INC. 242   2015-12-31   
410-572 8 Salisbury MD   9212 VERIZON MARYLAND, INC. 242      
410-572 9 Salisbury MD   9212 VERIZON MARYLAND, INC. 242      

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.