Prefix overview
Phone numbers in prefix 417-278
This page covers the 417-278 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
417-278
RATE CENTER
SPARTA
CARRIER
BRIGHTSPEED OF MISSOURI, LLC
MO
Prefix range
The prefix 417-278 includes numbers from 4172780000 to 4172789999.
This range is associated with the SPARTA rate center and was originally assigned to BRIGHTSPEED OF MISSOURI, LLC.
Numbers in this prefix
20 numbers