Prefix overview
Phone numbers in prefix 805-391
This page covers the 805-391 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
805-391
RATE CENTER
ATASCADERO
CARRIER
T-MOBILE USA, INC.
CA
Prefix range
The prefix 805-391 includes numbers from 8053910000 to 8053919999.
This range is associated with the ATASCADERO rate center and was originally assigned to T-MOBILE USA, INC..
Numbers in this prefix
20 numbers