Prefix overview
Phone numbers in prefix 503-398
This page covers the 503-398 prefix in the United States. It shows where numbers come from, which carrier is linked to the range, and how this block is structured.
If you are looking for a specific number, you can continue to its dedicated phone page. Otherwise, this page helps you understand the broader number block behind it.
PREFIX
503-398
RATE CENTER
BEAVER
CARRIER
UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR
OR
Prefix range
The prefix 503-398 includes numbers from 5033980000 to 5033989999.
This range is associated with the BEAVER rate center and was originally assigned to UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - OR.
Numbers in this prefix
20 numbers