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: CMBRMAWADS2

Remotes:

Switch Switch name Switch type
BKLIMAGGRS1  BROOKLINE  ORM 

<< 1 2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
617-599 1 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-661 A Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-665 A Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-665 0 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-665 1 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-665 2 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-665 3 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-665 4 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-665 9 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-802 A Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-802 0 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-806 A Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-806 1 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-806 2 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-806 3 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-806 4 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-806 7 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-806 8 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-806 9 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-864 A Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-868 A Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-873 A Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-876 A Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
617-998 A Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
857-235 A Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128      
857-235 5 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128   2009-01-02   
857-235 6 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128   2009-01-02   
857-235 7 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128   2009-01-02   
857-235 8 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128   2009-01-02   
857-235 9 Cambridge MA 9102 VERIZON NEW ENGLAND INC. 128   2009-01-02   

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

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