Prefix overview
Phone numbers in prefix 503-386
This page covers the 503-386 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
503-386
RATE CENTER
KNAPPA
CARRIER
ONVOY, LLC - OR
OR
Prefix range
The prefix 503-386 includes numbers from 5033860000 to 5033869999.
This range is associated with the KNAPPA rate center and was originally assigned to ONVOY, LLC - OR.
Numbers in this prefix
20 numbers