Prefix overview
Phone numbers in prefix 909-257
This page covers the 909-257 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
909-257
RATE CENTER
UPLAND
CARRIER
PACIFIC BELL (COMPETITIVE)
CA
Prefix range
The prefix 909-257 includes numbers from 9092570000 to 9092579999.
This range is associated with the UPLAND rate center and was originally assigned to PACIFIC BELL (COMPETITIVE).
Numbers in this prefix
20 numbers