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.

NPA: 781 [Rate centres in NPA 781] [Dial plan for NPA 781]

NXX: 622

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-622 A Waltham MA WLHMMAWEDS1  9102 VERIZON NEW ENGLAND INC. 128      
781-622 0 Waltham MA WLHMMAWEDS1  9102 VERIZON NEW ENGLAND INC. 128      
781-622 1 Waltham MA WLHMMAWEDS1  9102 VERIZON NEW ENGLAND INC. 128      
781-622 2 Waltham MA WLHMMAWEDS1  9102 VERIZON NEW ENGLAND INC. 128      
781-622 3 Waltham MA WLHMMAWEDS1  9102 VERIZON NEW ENGLAND INC. 128      
781-622 4 Waltham MA WLHMMAWEDS1  9102 VERIZON NEW ENGLAND INC. 128      
781-622 5 Waltham MA WLHMMAWEDS1  9102 VERIZON NEW ENGLAND INC. 128      
781-622 6 Waltham MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
781-622 7 Waltham MA WLHMMAWEDS1  9102 VERIZON NEW ENGLAND INC. 128      
781-622 8 Waltham MA WLHMMAWEDS1  9102 VERIZON NEW ENGLAND INC. 128      
781-622 9 Waltham MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.