Prefix overview
Phone numbers in prefix 657-288
This page covers the 657-288 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
657-288
RATE CENTER
WESTMINSTR
CARRIER
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA
CA
Prefix range
The prefix 657-288 includes numbers from 6572880000 to 6572889999.
This range is associated with the WESTMINSTR rate center and was originally assigned to CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA.
Numbers in this prefix
20 numbers