Prefix overview
Phone numbers in prefix 743-666
This page covers the 743-666 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
743-666
RATE CENTER
GREENSBORO
CARRIER
FRACTEL, LLC
NC
Prefix range
The prefix 743-666 includes numbers from 7436660000 to 7436669999.
This range is associated with the GREENSBORO rate center and was originally assigned to FRACTEL, LLC.
Numbers in this prefix
20 numbers