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.

Hollis, NH

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
603-258 A MNCHNHNI9MD  5562 METROPCS, INC. 122      
603-258 0 DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2020-02-15   
603-258 1 DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2023-07-02   
603-258 8 DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2023-09-08   
603-258 9 MNCHNHNI9MD  5562 METROPCS, INC. 122   2017-06-05   
603-400 A MNCHNHCOXSZ  497G CHARTER FIBERLINK NH-CCO-LLC - NH 122      
603-400 0 DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2011-10-18   
603-400 1 MNCHNHCOXSZ  497G CHARTER FIBERLINK NH-CCO-LLC - NH 122   2011-10-15   
603-400 2 DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2013-11-04   
603-400 3 DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2017-04-29   
603-400 4 MNCHNHNI9MD  5562 METROPCS, INC. 122   2017-02-27   
603-400 5 DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2016-10-01   
603-400 6 DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2016-07-09   
603-400 7 DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2016-03-26   
603-400 8 DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2015-09-22   
603-400 9 DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2014-11-11   
603-465 A HLLSNHXARP0  3321 HOLLIS TELEPHONE COMPANY, INC. 122      
603-465 0 HLLSNHXARP0  3321 HOLLIS TELEPHONE COMPANY, INC. 122      
603-465 1 DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2009-01-05   
603-465 2 HLLSNHXARP0  3321 HOLLIS TELEPHONE COMPANY, INC. 122      
603-465 3 HLLSNHXARP0  3321 HOLLIS TELEPHONE COMPANY, INC. 122      
603-465 6 HLLSNHXARP0  3321 HOLLIS TELEPHONE COMPANY, INC. 122      
603-465 7 HLLSNHXARP0  3321 HOLLIS TELEPHONE COMPANY, INC. 122      
603-465 8 DRRYNHBC1MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 122   2010-07-07   
603-465 9 HLLSNHXARP0  3321 HOLLIS TELEPHONE COMPANY, INC. 122      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.