Telephone Area 503. Page 2.
Prefix: +1503
This prefix is distributed within the state Oregon
The largest city in the region is Portland
Time Zone: Pacific
Winter time: UTC-8
Summer time: UTC-7
Below on the map, there is indicated the largest city in the telephone area +1-503-...-.... Oregon Portland.
Phone numbers +1-503-YYY-YYYY
| Company | District | Major City | Prefix |
|---|---|---|---|
| Qwest Corporation | Marion | Salem, OR | +1-503362-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503363-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503364-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503365-SSSS |
| Qwest Corporation | Columbia | St Helens, OR | +1-503366-SSSS |
| New Cingular Wireless PCS | Multnomah | Portland, OR | +1-503367-SSSS |
| Nehalem Telecomms DBA Nehalem Tel & Tel | Tillamook | Nehalem, OR | +1-503368-SSSS |
| New Cingular Wireless PCS | Columbia | St Helens, OR | +1-503369-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503370-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503371-SSSS |
| Teleport Communications Group | Washington | Beaverton, OR | +1-503372-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503373-SSSS |
| Level 3 Communications | Tillamook | Tillamook, OR | +1-503374-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503375-SSSS |
| Global Crossing Local Services,inc.-or | Yamhill | Mcminnville, OR | +1-503376-SSSS |
| United Telephone-northwest-or DBA Centurylink | Tillamook | Bay City, OR | +1-503377-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503378-SSSS |
| Level 3 Communications | Yamhill | Mcminnville, OR | +1-503379-SSSS |
| T-mobile Usa | Multnomah | Portland, OR | +1-503380-SSSS |
| Sprint Spectrum L.p. | Washington | Portland, OR | +1-503381-SSSS |
| Teleport Communications Group | Washington | Tigard, OR | +1-503382-SSSS |
| Teleport Communications Group | Marion | Salem, OR | +1-503383-SSSS |
| Qwest Corporation | Washington | Portland, OR | +1-503384-SSSS |
| Teleport Communications Group | Marion | Salem, OR | +1-503385-SSSS |
| 360networks (usa) Inc. | Astoria, OR | +1-503386-SSSS | |
| Teleport Communications Group | Washington | Tigard, OR | +1-503387-SSSS |
| Lcw Wireless License | Portland, OR | +1-503388-SSSS | |
| Xo Oregon | Washington | Tigard, OR | +1-503389-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503390-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503391-SSSS |
| United Telephone-northwest-or DBA Centurylink | Tillamook | Cloverdale, OR | +1-503392-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503393-SSSS |
| Scio Mutual Telephone Association | Linn | Scio, OR | +1-503394-SSSS |
| Teleport Communications Group | Columbia | Rainier, OR | +1-503395-SSSS |
| Cellco Partnership DBA Verizon Wireless | Columbia | St Helens, OR | +1-503396-SSSS |
| Qwest Corporation | Columbia | St Helens, OR | +1-503397-SSSS |
| United Telephone-northwest-or DBA Centurylink | Tillamook | Beaver, OR | +1-503398-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503399-SSSS |
| Radix Networks LLC | Salem, OR | +1-503400-SSSS | |
| Qwest Corporation | Multnomah | Portland, OR | +1-503401-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503402-SSSS |
| Mcimetro Access Transmission Services LLC | Multnomah | Portland, OR | +1-503403-SSSS |
| Mcimetro Access Transmission Services LLC | Multnomah | Portland, OR | +1-503404-SSSS |
| Mcimetro Access Transmission Services LLC | Multnomah | Portland, OR | +1-503405-SSSS |
| Level 3 Communications | Multnomah | Portland, OR | +1-503406-SSSS |
| Cellco Partnership DBA Verizon Wireless | Multnomah | Portland, OR | +1-503407-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503408-SSSS |
| T-mobile Usa | Marion | Salem, OR | +1-503409-SSSS |
| Sprint Spectrum L.p. | Columbia | St Helens, OR | +1-503410-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503412-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503413-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503414-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503415-SSSS |
| Tw Telecom Of Oregon LLC | Multnomah | Portland, OR | +1-503416-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503417-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503418-SSSS |
| Xo Oregon | Washington | Beaverton, OR | +1-503419-SSSS |
| Sprint Spectrum L.p. | Polk | Dallas, OR | +1-503420-SSSS |
| Sprint Spectrum L.p. | Multnomah | Portland, OR | +1-503421-SSSS |
| Sprint Spectrum L.p. | Multnomah | Portland, OR | +1-503422-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503423-SSSS |
| Oregon Tel | Washington | Beaverton, OR | +1-503424-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503425-SSSS |
| North County Communications Corp. | Multnomah | Portland, OR | +1-503426-SSSS |
| Level 3 Communications | Washington | Tigard, OR | +1-503427-SSSS |
| New Cingular Wireless PCS | Marion | Salem, OR | +1-503428-SSSS |
| Frontier Communications Northwest | Columbia | Vernonia, OR | +1-503429-SSSS |
| Teleport Communications Group | Washington | Beaverton, OR | +1-503430-SSSS |
| Frontier Communications Northwest | Washington | Beaverton, OR | +1-503431-SSSS |
| Teleport Communications Group | Washington | Tigard, OR | +1-503432-SSSS |
| Mcimetro Access Transmission Services LLC | Washington | North Plains, OR | +1-503433-SSSS |
| Frontier Communications Northwest | Yamhill | Mcminnville, OR | +1-503434-SSSS |
| Frontier Communications Northwest | Yamhill | Mcminnville, OR | +1-503435-SSSS |
| Qwest Corporation | Clatsop | Seaside, OR | +1-503436-SSSS |
| Nextel Communications | Yamhill | Mcminnville, OR | +1-503437-SSSS |
| Teleport Communications Group | Columbia | St Helens, OR | +1-503438-SSSS |
| Frontier Communications Northwest | Washington | Beaverton, OR | +1-503439-SSSS |
| Cellco Partnership DBA Verizon Wireless | Clatsop | Seaside, OR | +1-503440-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503441-SSSS |
| T-mobile Usa | Tillamook | Beaver, OR | +1-503442-SSSS |
