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: WMNSMDWMDS0

Remotes:

Switch Switch name Switch type
HMPSMDHERS1  HAMPSTEAD ESS  EXM 
NWWNMDNWRS0  NEW WINDSOR  5ER 
SLRNMDSLRS0  SILVER RUN  5ER 
TNTWMDTNRS0  TANEYTOWN ESS  5ER 
UNBRMDUBRS0  UNION BRIDGE  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
410-386 A Westminster MD 9212 VERIZON MARYLAND, INC. 238      
410-840 A Reisterstown MD 9212 VERIZON MARYLAND, INC. 238      
410-840 0 Reisterstown MD 9212 VERIZON MARYLAND, INC. 238      
410-840 2 Reisterstown MD 9212 VERIZON MARYLAND, INC. 238      
410-840 3 Reisterstown MD 9212 VERIZON MARYLAND, INC. 238      
410-840 4 Reisterstown MD 9212 VERIZON MARYLAND, INC. 238      
410-840 5 Reisterstown MD 9212 VERIZON MARYLAND, INC. 238      
410-840 8 Reisterstown MD 9212 VERIZON MARYLAND, INC. 238      
410-840 9 Reisterstown MD 9212 VERIZON MARYLAND, INC. 238      
410-848 A Westminster MD 9212 VERIZON MARYLAND, INC. 238      
410-857 A Westminster MD 9212 VERIZON MARYLAND, INC. 238      
410-871 A Westminster MD 9212 VERIZON MARYLAND, INC. 238      
410-871 0 Westminster MD 9212 VERIZON MARYLAND, INC. 238      
410-871 1 Westminster MD 9212 VERIZON MARYLAND, INC. 238      
410-871 2 Westminster MD 9212 VERIZON MARYLAND, INC. 238      
410-871 3 Westminster MD 9212 VERIZON MARYLAND, INC. 238      
410-871 9 Westminster MD 9212 VERIZON MARYLAND, INC. 238      
410-875 A Sykesville MD 9212 VERIZON MARYLAND, INC. 238      
410-875 0 Sykesville MD 9212 VERIZON MARYLAND, INC. 238      
410-875 1 Sykesville MD 9212 VERIZON MARYLAND, INC. 238      
410-875 2 Sykesville MD 9212 VERIZON MARYLAND, INC. 238      
410-875 3 Sykesville MD 9212 VERIZON MARYLAND, INC. 238      
410-875 4 Sykesville MD 9212 VERIZON MARYLAND, INC. 238      
410-875 5 Sykesville MD 9212 VERIZON MARYLAND, INC. 238      
410-875 6 Sykesville MD 9212 VERIZON MARYLAND, INC. 238      
410-875 9 Sykesville MD 9212 VERIZON MARYLAND, INC. 238      
410-876 A Reisterstown MD 9212 VERIZON MARYLAND, INC. 238      

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

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