Prefix overview
Phone numbers in prefix 321-377
This page covers the 321-377 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
321-377
RATE CENTER
SANFORD
CARRIER
METROPCS NETWORKS, LLC
FL
Prefix range
The prefix 321-377 includes numbers from 3213770000 to 3213779999.
This range is associated with the SANFORD rate center and was originally assigned to METROPCS NETWORKS, LLC.
Numbers in this prefix
20 numbers