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: 859

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-859 A Arlington MA CMBRMAWA0MD  3370 CTC COMMUNICATIONS CORP. - MA 128      
781-859 0 Arlington MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
781-859 1 Arlington MA CMBRMAWA0MD  3370 CTC COMMUNICATIONS CORP. - MA 128      
781-859 2 Arlington MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128      
781-859 3 Arlington MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
781-859 4 Arlington MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
781-859 5 Arlington MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
781-859 6 Arlington MA NRTNMAAACM4  5562 METROPCS, INC. 128      
781-859 7 Arlington MA NRTNMAAACM4  5562 METROPCS, INC. 128      
781-859 8 Arlington MA NRTNMAAACM4  5562 METROPCS, INC. 128      
781-859 9 Arlington MA NRTNMAAACM4  5562 METROPCS, INC. 128      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.