Prefix overview
Phone numbers in prefix 425-321
This page covers the 425-321 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
425-321
RATE CENTER
SILVERLAKE
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - WA
WA
Prefix range
The prefix 425-321 includes numbers from 4253210000 to 4253219999.
This range is associated with the SILVERLAKE rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - WA.
Numbers in this prefix
20 numbers