Prefix overview
Phone numbers in prefix 645-666
This page covers the 645-666 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
645-666
RATE CENTER
HOMESTEAD
CARRIER
WIDE VOICE, LLC - FL
FL
Prefix range
The prefix 645-666 includes numbers from 6456660000 to 6456669999.
This range is associated with the HOMESTEAD rate center and was originally assigned to WIDE VOICE, LLC - FL.
Numbers in this prefix
20 numbers