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: WLHMMAWEDS1

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
781-768 8 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-768 9 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-833 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-833 1 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-833 2 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-833 3 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-833 4 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-833 5 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-833 6 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-833 7 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-833 8 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-833 9 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-839 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-839 1 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-839 2 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-839 3 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-839 5 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-839 6 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-839 7 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-839 8 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-890 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-895 A Waltham MA 9102 VERIZON NEW ENGLAND INC. 128      
781-907 4 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128   2008-08-17   
781-907 5 Waltham MA 9102 VERIZON NEW ENGLAND INC. 128   2008-08-17   

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

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