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.
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Switch: CMBRMAWA0MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
978-520 0 Wilmington MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-530 0 Peabody MA 3370 CTC COMMUNICATIONS CORP. - MA 128   2003-08-20   
978-599 A Salem MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-599 1 Salem MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-616 1 Winchendon MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2007-03-14   
978-818 A Peabody MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
978-818 6 Peabody MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128      
978-818 8 Peabody MA 4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2006-01-20   
978-968 A Peabody MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-968 1 Peabody MA 3370 CTC COMMUNICATIONS CORP. - MA 128      
978-968 2 Peabody MA 3370 CTC COMMUNICATIONS CORP. - MA 128      

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

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