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.
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Switch: OCPNMDCRRS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
410-208 A Berlin MD 9212 VERIZON MARYLAND, INC. 242      
410-208 0 Berlin MD 9212 VERIZON MARYLAND, INC. 242      
410-208 1 Berlin MD 9212 VERIZON MARYLAND, INC. 242      
410-208 2 Berlin MD 9212 VERIZON MARYLAND, INC. 242      
410-208 3 Berlin MD 9212 VERIZON MARYLAND, INC. 242      
410-208 4 Berlin MD 9212 VERIZON MARYLAND, INC. 242      
410-208 6 Berlin MD 9212 VERIZON MARYLAND, INC. 242      
410-208 9 Berlin MD 9212 VERIZON MARYLAND, INC. 242      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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