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: 9638 QWEST CORPORATION

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
503-576 5 Salem OR SALMOR58DS0  672      
503-576 6 Salem OR SALMOR58DS0  672      
503-576 7 Salem OR SALMOR58DS0  672      
503-576 8 Salem OR SALMOR58DS0  672      
503-581 A Salem OR SALMOR58DS0  672      
503-584 A Salem OR SALMOR58DS0  672      
503-584 0 Salem OR SALMOR58DS0  672      
503-584 2 Salem OR SALMOR58DS0  672      
503-584 3 Salem OR SALMOR58DS0  672      
503-584 4 Salem OR SALMOR58DS0  672      
503-584 5 Salem OR SALMOR58DS0  672      
503-584 6 Salem OR SALMOR58DS0  672      
503-584 7 Salem OR SALMOR58DS0  672      
503-584 8 Salem OR SALMOR58DS0  672      
503-584 9 Salem OR SALMOR58DS0  672      
503-585 A Salem OR SALMOR58DS0  672      
503-587 A Salem OR SALMOR58DS0  672      
503-588 A Salem OR SALMOR58DS0  672      
503-589 A Salem OR SALMOR58DS0  672      
503-606 A Dallas OR INDPOR58DS0  672      
503-606 0 Dallas OR INDPOR58DS0  672      
503-606 1 Dallas OR INDPOR58DS0  672      
503-606 2 Dallas OR INDPOR58DS0  672      
503-606 3 Dallas OR INDPOR58DS0  672      
503-606 4 Dallas OR INDPOR58DS0  672      
503-606 5 Dallas OR INDPOR58DS0  672      
503-606 9 Dallas OR INDPOR58DS0  672      
503-621 A Portland OR BURLOR62DS0  672      
503-621 0 Portland OR BURLOR62DS0  672      
503-621 1 Portland OR BURLOR62DS0  672      
503-621 3 Portland OR BURLOR62DS0  672      
503-621 9 Portland OR BURLOR62DS0  672      
503-623 A Dallas OR DLLSOR58DS1  672      
503-635 A Clackamas OR LKOSOR62DS0  672      
503-636 A Clackamas OR LKOSOR62DS0  672      
503-647 A North Plains OR NPLNOR62DS0  672      
503-647 0 North Plains OR NPLNOR62DS0  672      
503-647 1 North Plains OR NPLNOR62DS0  672      
503-647 2 North Plains OR NPLNOR62DS0  672      
503-647 5 North Plains OR NPLNOR62DS0  672      
503-647 7 North Plains OR NPLNOR62DS0  672      
503-647 9 North Plains OR NPLNOR62DS0  672      
503-650 A Clackamas OR ORCYOR18DS0  672      
503-652 A Clackamas OR MLWKOR17DS0  672      
503-653 A Clackamas OR MLWKOR17DS0  672      
503-654 A Clackamas OR MLWKOR17DS0  672      
503-655 A Clackamas OR ORCYOR18DS0  672      
503-656 A Clackamas OR ORCYOR18DS0  672      
503-657 A Clackamas OR ORCYOR18DS0  672      
503-659 A Clackamas OR MLWKOR17DS0  672      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.