Prefix overview
Phone numbers in prefix 360-343
This page covers the 360-343 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
360-343
RATE CENTER
PORTLUDLOW
CARRIER
TELEPORT COMMUNICATIONS AMERICA, LLC - WA
WA
Prefix range
The prefix 360-343 includes numbers from 3603430000 to 3603439999.
This range is associated with the PORTLUDLOW rate center and was originally assigned to TELEPORT COMMUNICATIONS AMERICA, LLC - WA.
Numbers in this prefix
20 numbers