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: 498

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-498 A Medford MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-498 0 Medford MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-498 2 Medford MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-498 3 Medford MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-498 4 Medford MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-498 5 Medford MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
781-498 6 Medford MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2022-10-23   
781-498 7 Medford MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-04-10   
781-498 8 Medford MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2019-01-19   
781-498 9 Medford MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2021-07-30   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.