Prefix overview
Phone numbers in prefix 321-284
This page covers the 321-284 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
321-284
RATE CENTER
KISSIMMEE
CARRIER
MCI WORLDCOM COMMUNICATIONS, INC. - FL
FL
Prefix range
The prefix 321-284 includes numbers from 3212840000 to 3212849999.
This range is associated with the KISSIMMEE rate center and was originally assigned to MCI WORLDCOM COMMUNICATIONS, INC. - FL.
Numbers in this prefix
20 numbers