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503 Area Code - Location, Time Zone. Toll Free? Scam? Who's Calling?

State Oregon
Timezone Pacific Time
Is Area Code 503 Toll Free? No
Major Cities Portland, Salem, Gresham, Hillsboro, Beaverton, Lake Oswego, Keizer, Oregon City, Mcminnville, Tualatin

A call that randomly pops up on our phone can be quite worrying. Questions like who could it be, where is it originating, how did they know my number, is it safe to take the call normally comes out to our mind. If you receive calls from area code 503, know that this code is from the state of Oregon. Users calling with this number code may be or may not be from the state, they can also be used by scammers outside the state. Know more about this area code in the information provided below.

What is area code 503 and where is it coming from?

Area code 503 was one of the original area codes in North American Numbering Plan that was established in 1947. It is the telephone area code for the northwestern region of the U.S. state of Oregon. The area code 503 is located in the Pacific timezone known as America/Los Angeles. In 1995, area 541 was created from a split of area code 503. Area code 503  was then partially overlaid with area code 971 in 2000.

Most of the cities and communities covered by area code 503 in the northwestern region of the U.S. state of Oregon include Aloha, Astoria, Beaverton, Canby, Dallas, Fairview, Forest Grove, Gladstone, Gresham, Hillsboro, Keizer, Lake Oswego, McMinnville, Milwaukie, Monmouth, Newberg, Oregon City, Portland, Salem, St. Helens, Stayton, Tigard, Troutdale, Tualatin, West Linn, Wilsonville, Woodburn and many other cities surrounding the state.

Is area code 503 a scam?

Large number of area code 678 are being used in North America. Due to the rising population, users of mobile phones and landlines also rose up which also mean the rising number of cases of  telephone fraud victims. Beware of telephone frauds. This could look like an ordinary call but behind that is a secret long distance call performed outside your location. This could only mean that a hefty bucks could be charged to your account if answered.

Whenever you receive calls from unrecognized numbers, don't answer automatically. The person who is calling if they are a family member or someone from your list of friends, they will leave a voice message or will send a text message in case you didn't answer the call.

How do I block calls originating from area code 503?

If you find the caller sketchy or the situation skeptical, you have a choice in blocking the number. Below will teach you how:


  1. Open recent call logs
  2. Click the encircled "i" after the number
  3. Tap on "block this caller"


  1. Go to your recent call logs
  2. Tap on "details"
  3. Tap on "block number"

Is area code 503 toll free?

No. The 503 area code is definitely not a toll free number. There's a certain charge reflected in every call that is performed with area code 503. Charges and rates depend on the duration and the location where the call is performed. It also depends on the telecommunication company. Usually, international calls cost higher than the local ones.

In conclusion

There's nothing wrong in doing background ground check in case you were able to answer an unknown number. Just be mindful not to share any of your personal information to them. If they sound sketchy, then it's a red flag that you need to end the call and block immediately the number.



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