Oregon Area Codes – List Of Area Codes & Maps

Oregon is Officially using 4 Oregon Area Codes. In Which 2 Of Them Are Overlay Codes And 1 Of Them Are Split Codes. Oregon originally has one area code 503 Which Covers The Entire State, when the numbering system was established in 1947. After Increasing in Population to meet the demand 3 other Oregon Area Codes Are Establish. The most recently added was 458 in 2010 as an overlap of 541 And Today Area Code 503 Is the Most Populated Areas with 2.4 million of the state 3.9 million residents.

Oregon Area Codes:-

Oregon Originally Using 4 Oregon Area Codes They Are:-

The Areas Which Are Covered By The Oregon Area Codes:-

503 – Salem and other towns, The northwestern edge of Oregon, including Portland and its metropolitan area,

541 – Eugene, including All of Oregon outside the northwestern edge

971- An overlap of area code 503. Till 2008, 971 was a real overlap, indicating it was only being in some parts of the 503 area. Today, still, it is a regular overlap.

458 – An overlap of area code 541.

Changes And History Of Oregon Area Codes

In 01/01/1947 – Area code 503 was set into service. In 1995 area code 503 was divided to create area code 541. 2000 area code 503 was partially overlapped with area code 971.

In 11/05/1995 – Area code 541 was settled into service. Area code 541 was formed from a division of area code 503.

In 10/01/2000 – Area code 971 was placed into service as a partial overlap of area code 503.

In 04/27/2008 – Area code 971 service area was extended to overlap all of area code 503.

In 02/10/2010 – Area code 458 was seated into service as an overlap of area code 541.

Oregon Area Codes

What Is Area Code?

Area code is a three-digit code in which US and other countries are divided. It is Also a local telephone dialing code where They Call each other With These Codes.

Why are area codes added?

When The Current Area Codes Expires Or Increase in the use of cellular phones, modems, and Internet access It Creates Problems. So That why Area Codes Are Added And each area code has a potential capacity of about 8 million unique phone numbers


Once The new Area Codes Rae assigned there is usually a 6 Months Period To Move. At that time Customers Are Encouraged To Use The Code But Seven Digit Dialling is Allowed. After 6 Months customers are required to use the new telephone no.

Also, See Other Area Codes

Leave a Reply

Your email address will not be published. Required fields are marked *