Reported (541) XXX-XXXX phone numbers lookup

Area Code 541 History and Coverage

In 1995, Oregon acquired the 541 area code after a geographic split of the statewide 503 area code. The 503 had been serving all of Oregon since the inception of the North American Numbering Plan and was thus the only area code until 1995. After the split, 503 continued with its northwestern area, while the remaining area got the 541.

The geographic territory served by 541 is one of the largest territories physically in the NANP. It includes parts of the Pacific coastline, the Cascade Range, and the high desert region of central Oregon up to the Columbia Plateau and east-central counties. Different transportation systems and settlements have evolved in each of these regions, but the numeric boundary brought all of these together into the single 541 territory and not distinct regional codes.

A new overlay, 458, was added to the 541 region in 2010. 458 did not represent a further split, but rather an additional overlay to the existing 541 territory. The 1995 numeric boundary still runs through Oregon's interior towards the state lines of Idaho and Nevada.