Prefix overview
Phone numbers in prefix 747-278
This page covers the 747-278 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
747-278
RATE CENTER
NORTHRIDGE
CARRIER
SHELCOMM
CA
Prefix range
The prefix 747-278 includes numbers from 7472780000 to 7472789999.
This range is associated with the NORTHRIDGE rate center and was originally assigned to SHELCOMM.
Numbers in this prefix
20 numbers