Prefix overview
Phone numbers in prefix 856-403
This page covers the 856-403 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
856-403
RATE CENTER
CAMDEN
CARRIER
CSC WIRELESS, LLC
NJ
Prefix range
The prefix 856-403 includes numbers from 8564030000 to 8564039999.
This range is associated with the CAMDEN rate center and was originally assigned to CSC WIRELESS, LLC.
Numbers in this prefix
20 numbers