Prefix overview
Phone numbers in prefix 360-443
This page covers the 360-443 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
360-443
RATE CENTER
PORT ORCH
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - WA
WA
Prefix range
The prefix 360-443 includes numbers from 3604430000 to 3604439999.
This range is associated with the PORT ORCH rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - WA.
Numbers in this prefix
20 numbers