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: 4323 FRONTIER COMMUNICATIONS NORTHWEST, INC. - OR

<< 1 2 3 4 5 6 7 8 9 10 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
541-562 6 Union OR   672      
541-562 8 Union OR   672      
541-562 9 Union OR   672      
541-568 A Cove OR COVEORXXRS1  672      
541-568 4 Cove OR   672      
541-569 A Lostine OR LOSTORXXRS0  672      
541-569 2 Lostine OR   672      
541-572 A Myrtle Point OR MYPNORXXRS0  670      
541-572 0 Myrtle Point OR   670      
541-572 1 Myrtle Point OR   670      
541-572 2 Myrtle Point OR   670      
541-572 3 Myrtle Point OR   670      
541-572 4 Myrtle Point OR   670      
541-572 5 Myrtle Point OR   670      
541-577 A Joseph OR IMNHORXXRS1  672      
541-577 3 Joseph OR   672      
541-663 A La Grande OR LAGRORXBDS1  672      
541-663 0 La Grande OR   672      
541-663 1 La Grande OR   672      
541-663 2 La Grande OR   672      
541-663 3 La Grande OR   672      
541-663 8 La Grande OR   672      
541-663 9 La Grande OR   672      
541-751 A Coos Bay OR NBNDORXXRS1  670      
541-751 0 Coos Bay OR   670      
541-751 1 Coos Bay OR   670      
541-751 2 Coos Bay OR   670      
541-751 4 Coos Bay OR   670      
541-751 6 Coos Bay OR   670      
541-751 7 Coos Bay OR   670      
541-751 8 Coos Bay OR   670      
541-751 9 Coos Bay OR   670      
541-756 A Coos Bay OR NBNDORXXRS1  670      
541-759 A Lakeside OR LKSDORXXDS1  670      
541-759 2 Lakeside OR   670      
541-759 3 Lakeside OR   670      
541-759 4 Lakeside OR   670      
541-846 A Provolt-Murphy OR PRVTORXXDS0  670      
541-846 0 Provolt-Murphy OR   670      
541-846 1 Provolt-Murphy OR   670      
541-846 6 Provolt-Murphy OR   670      
541-846 7 Provolt-Murphy OR   670      
541-846 9 Provolt-Murphy OR   670      
541-862 A Provolt-Murphy OR MRPHORXXDS0  670      
541-862 2 Provolt-Murphy OR   670      
541-862 7 Provolt-Murphy OR   670      
541-862 8 Provolt-Murphy OR   670      
541-862 9 Provolt-Murphy OR   670      
541-886 A Wallowa OR WLLWORXXRS1  672      
541-886 2 Wallowa OR   672      

<< 1 2 3 4 5 6 7 8 9 10 >>

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.