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: HDSNMAFRDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
978-562 A Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-567 A Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-567 0 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-567 1 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-567 2 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-567 3 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-567 4 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-567 5 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-567 6 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-567 8 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-567 9 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-568 A Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-568 0 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-568 1 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-568 2 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-568 3 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-568 4 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-568 5 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-568 8 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      
978-568 9 Hudson MA 9102 VERIZON NEW ENGLAND INC. 128      

Last updated: Sat, 26 Aug 2023 16:14:14 UTC

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