Prefix overview
Phone numbers in prefix 856-393
This page covers the 856-393 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
856-393
RATE CENTER
RIVERSIDE
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - NJ
NJ
Prefix range
The prefix 856-393 includes numbers from 8563930000 to 8563939999.
This range is associated with the RIVERSIDE rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - NJ.
Numbers in this prefix
20 numbers