Area code 503
Area code 503 serves Portland and nearby parts of Oregon, including Salem, Gresham and Hillsboro. It is on Pacific Time, which observes daylight saving time. 971 is an overlay for the same area.
Area code 503 at a glance
| State | Oregon (OR) |
| Main city | Portland |
| Time zone | Pacific Time |
| UTC offset | UTC−8 in winter, UTC−7 in summer |
| Daylight saving time | Yes |
| Overlay codes | 971 |
Cities in 503
- Portland
- Salem
- Gresham
- Hillsboro
An area code shows where a number was first assigned. Mobile numbers keep their area code when people move, so the person you’re calling may be somewhere else.
When you can call a 503 number
Federal telemarketing rules under the TCPA allow sales calls between 8 AM and 9 PM in the called person’s local time. Here is that window for a 503 number, shown in your own time zone.
General information, not legal advice. Some states add rules for Sundays, holidays or the number of calls. See our calling hours guide.
| If you’re on | You can call 503 between |
|---|---|
| Eastern | 11:00 AM to 12:00 AM |
| Central | 10:00 AM to 11:00 PM |
| Mountain | 9:00 AM to 10:00 PM |
| Arizona | 8:00 AM to 9:00 PM |
| Pacific | 8:00 AM to 9:00 PM |
See the time in 503 without leaving your CRM
Parse is a free Chrome extension that shows the local time and weather beside every phone number on the page.
Questions about 503
What time zone is area code 503?
Area code 503 is on Pacific Time. It observes daylight saving time.
Where is area code 503?
Area code 503 is in Oregon. Its main city is Portland, and it also covers Salem, Gresham and Hillsboro.
What are the legal hours to call a 503 number?
Under the federal TCPA, sales calls are allowed from 8 AM to 9 PM in the called person’s local time. Personal and informational calls are not limited by these hours.
What area codes overlay 503?
971 covers the same area as 503, so numbers in the same town can have either code.