Prefix overview
Phone numbers in prefix 743-557
This page covers the 743-557 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
743-557
RATE CENTER
JULIAN
CARRIER
TON80 COMMUNICATIONS, LLC
NC
Prefix range
The prefix 743-557 includes numbers from 7435570000 to 7435579999.
This range is associated with the JULIAN rate center and was originally assigned to TON80 COMMUNICATIONS, LLC.
Numbers in this prefix
20 numbers