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: WLHMMASPDS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
781-216 0 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128   2005-04-16   
781-216 1 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128   2005-04-16   
781-216 2 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128   2005-04-16   
781-216 3 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128   2005-04-16   
781-256 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-314 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-314 2 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-314 3 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-314 4 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-314 5 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-314 7 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-392 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-392 0 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-392 1 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-392 2 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-392 3 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-398 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-409 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-409 2 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-409 3 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-409 4 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-409 5 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-409 6 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-409 7 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-409 8 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-409 9 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-529 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-642 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-647 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-736 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-788 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-891 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-893 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-894 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-899 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-907 1 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128   2008-03-10   
781-907 2 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128   2008-03-10   
781-907 3 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128   2008-03-10   

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

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