Prefix overview
Phone numbers in prefix 840-238
This page covers the 840-238 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
840-238
RATE CENTER
POMONA
CARRIER
NEW CINGULAR WIRELESS PCS, LLC
CA
Prefix range
The prefix 840-238 includes numbers from 8402380000 to 8402389999.
This range is associated with the POMONA rate center and was originally assigned to NEW CINGULAR WIRELESS PCS, LLC.
Numbers in this prefix
20 numbers