Prefix overview
Phone numbers in prefix 503-908
This page covers the 503-908 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
503-908
RATE CENTER
CLACKAMAS
CARRIER
COMCAST IP PHONE, LLC
OR
Prefix range
The prefix 503-908 includes numbers from 5039080000 to 5039089999.
This range is associated with the CLACKAMAS rate center and was originally assigned to COMCAST IP PHONE, LLC.
Numbers in this prefix
20 numbers