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: ANNPMDANDS0

Remotes:

Switch Switch name Switch type
GLVLMDGLRS1  GALESVILLE  5ER 
MAYOMDMYRS1  MAYO  EXM 
STMRMDSMRS1  SAINT MARGARETS  EXM 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
410-216 A Annapolis MD 9212 VERIZON MARYLAND, INC. 238      
410-260 A Severna Park MD 9212 VERIZON MARYLAND, INC. 238      
410-263 A Annapolis MD 9212 VERIZON MARYLAND, INC. 238      
410-267 A Annapolis MD 9212 VERIZON MARYLAND, INC. 238      
410-268 A Annapolis MD 9212 VERIZON MARYLAND, INC. 238      
410-269 A Severna Park MD 9212 VERIZON MARYLAND, INC. 238      
410-280 A Annapolis MD 9212 VERIZON MARYLAND, INC. 238      
410-295 A Annapolis MD 9212 VERIZON MARYLAND, INC. 238      
410-626 A Annapolis MD 9212 VERIZON MARYLAND, INC. 238      
410-990 A Annapolis MD 9212 VERIZON MARYLAND, INC. 238      
443-440 A Annapolis MD 9212 VERIZON MARYLAND, INC. 238      
443-476 A Annapolis MD 9212 VERIZON MARYLAND, INC. 238      
443-482 A Annapolis MD 9212 VERIZON MARYLAND, INC. 238      

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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