Prefix overview
Phone numbers in prefix 407-378
This page covers the 407-378 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
407-378
RATE CENTER
WINTERGRDN
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - FL
FL
Prefix range
The prefix 407-378 includes numbers from 4073780000 to 4073789999.
This range is associated with the WINTERGRDN rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - FL.
Numbers in this prefix
20 numbers