Prefix overview
Phone numbers in prefix 818-477
This page covers the 818-477 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
818-477
RATE CENTER
NORTHRIDGE
CARRIER
AT&T - LOCAL
CA
Prefix range
The prefix 818-477 includes numbers from 8184770000 to 8184779999.
This range is associated with the NORTHRIDGE rate center and was originally assigned to AT&T - LOCAL.
Numbers in this prefix
20 numbers