Telephone Area 503. Page 9.
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 |
|---|---|---|---|
| Nextel Communications | Marion | Salem, OR | +1-503932-SSSS |
| Lcw Wireless License | Portland, OR | +1-503933-SSSS | |
| Qwest Corporation | Marion | Salem, OR | +1-503934-SSSS |
| Lcw Wireless License | Portland, OR | +1-503935-SSSS | |
| Cellco Partnership DBA Verizon Wireless | Multnomah | Portland, OR | +1-503936-SSSS |
| Mcimetro Access Transmission Services LLC | Multnomah | Portland, OR | +1-503937-SSSS |
| Usa Mobility Wireless | Multnomah | Portland, OR | +1-503938-SSSS |
| Cellco Partnership DBA Verizon Wireless | Multnomah | Portland, OR | +1-503939-SSSS |
| Usa Mobility Wireless | Multnomah | Portland, OR | +1-503940-SSSS |
| Tw Telecom Of Oregon LLC | Washington | Beaverton, OR | +1-503941-SSSS |
| Usa Mobility Wireless | Multnomah | Portland, OR | +1-503942-SSSS |
| Electric Lightwave DBA Integra Telecom | Multnomah | Portland, OR | +1-503943-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503944-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503945-SSSS |
| Teleport Communications Group | Washington | Tigard, OR | +1-503946-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503947-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503948-SSSS |
| Cellco Partnership DBA Verizon Wireless | Marion | Salem, OR | +1-503949-SSSS |
| Cellco Partnership DBA Verizon Wireless | Marion | Woodburn, OR | +1-503951-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503952-SSSS |
| Cellco Partnership DBA Verizon Wireless | Portland, OR | +1-503953-SSSS | |
| Lcw Wireless License | Portland, OR | +1-503954-SSSS | |
| Usa Mobility Wireless | Multnomah | Portland, OR | +1-503955-SSSS |
| Cellco Partnership DBA Verizon Wireless | Multnomah | Portland, OR | +1-503956-SSSS |
| Sprint Spectrum L.p. | Washington | Portland, OR | +1-503957-SSSS |
| Lcw Wireless License | Portland, OR | +1-503960-SSSS | |
| Electric Lightwave DBA Integra Telecom | Multnomah | Portland, OR | +1-503961-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503962-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503963-SSSS |
| Cellco Partnership DBA Verizon Wireless | Portland, OR | +1-503964-SSSS | |
| United Telephone-northwest-or DBA Centurylink | Tillamook | Cloverdale, OR | +1-503965-SSSS |
| 360networks (usa) Inc. | Clatskanie, OR | +1-503966-SSSS | |
| Electric Lightwave DBA Integra Telecom | Marion | Salem, OR | +1-503967-SSSS |
| Frontier Communications Northwest | Washington | Beaverton, OR | +1-503968-SSSS |
| Nextel Communications | Multnomah | Portland, OR | +1-503969-SSSS |
| New Cingular Wireless PCS | Multnomah | Portland, OR | +1-503970-SSSS |
| Electric Lightwave DBA Integra Telecom | Multnomah | Portland, OR | +1-503972-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503973-SSSS |
| Pac - West Telecomm | Multnomah | Portland, OR | +1-503974-SSSS |
| Sprint Spectrum L.p. | Washington | Portland, OR | +1-503975-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503977-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503978-SSSS |
| Astound Broadband | Salem, OR | +1-503979-SSSS | |
| Qwest Corporation | Marion | Woodburn, OR | +1-503980-SSSS |
| Qwest Corporation | Marion | Woodburn, OR | +1-503981-SSSS |
| Qwest Corporation | Marion | Woodburn, OR | +1-503982-SSSS |
| Cellco Partnership DBA Verizon Wireless | Multnomah | Portland, OR | +1-503983-SSSS |
| T-mobile Usa | Marion | Woodburn, OR | +1-503984-SSSS |
| Frontier Communications Northwest | Washington | Beaverton, OR | +1-503985-SSSS |
| Qwest Corporation | Marion | Salem, OR | +1-503986-SSSS |
| Comcast Phone Of Oregon | Columbia | Scappoose, OR | +1-503987-SSSS |
| Qwest Corporation | Multnomah | Portland, OR | +1-503988-SSSS |
| New Cingular Wireless PCS | Marion | Woodburn, OR | +1-503989-SSSS |
| Sprint Spectrum L.p. | Marion | Salem, OR | +1-503990-SSSS |
| Nextel Communications | Marion | Salem, OR | +1-503991-SSSS |
| Frontier Communications Northwest | Washington | Forest Grove, OR | +1-503992-SSSS |
| Usa Mobility Wireless | Multnomah | Portland, OR | +1-503993-SSSS |
| 360networks (usa) Inc. | Warrenton, OR | +1-503994-SSSS | |
| Lcw Wireless License | Portland, OR | +1-503995-SSSS | |
| Astound Broadband | Woodburn, OR | +1-503996-SSSS | |
| T-mobile Usa | Multnomah | Portland, OR | +1-503997-SSSS |
| T-mobile Usa | Multnomah | Portland, OR | +1-503998-SSSS |
| T-mobile Usa | Marion | Salem, OR | +1-503999-SSSS |
