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.

OCN: 4421 FRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - NV

<< 1 2

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
775-749 1 Glenbrook NV GLBKNVXFRS2  720      
775-749 5 Glenbrook NV GLBKNVXFRS2  720      
775-782 A Gardnerville NV GRDVNVXADS0  720      
775-783 A Gardnerville NV GRDVNVXAPS0  720      
775-783 0 Gardnerville NV GRDVNVXADS0  720      
775-783 1 Gardnerville NV GRDVNVXADS0  720      
775-783 2 Gardnerville NV GRDVNVXADS0  720      
775-783 3 Gardnerville NV GRDVNVXADS0  720      
775-783 4 Gardnerville NV GRDVNVXAPS0  720      
775-783 6 Gardnerville NV GRDVNVXADS0  720      
775-783 7 Gardnerville NV GRDVNVXADS0  720      
775-783 8 Gardnerville NV GRDVNVXADS0  720      
775-783 9 Gardnerville NV GRDVNVXADS0  720      

<< 1 2

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.