Prefix overview
Phone numbers in prefix 856-318
This page covers the 856-318 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
856-318
RATE CENTER
WILLIAMSTN
CARRIER
COMCAST IP PHONE, LLC
NJ
Prefix range
The prefix 856-318 includes numbers from 8563180000 to 8563189999.
This range is associated with the WILLIAMSTN rate center and was originally assigned to COMCAST IP PHONE, LLC.
Numbers in this prefix
20 numbers