Prefix overview
Phone numbers in prefix 678-433
This page covers the 678-433 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
678-433
RATE CENTER
ATLANTA NW
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - GA
GA
Prefix range
The prefix 678-433 includes numbers from 6784330000 to 6784339999.
This range is associated with the ATLANTA NW rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC - GA.
Numbers in this prefix
20 numbers