Prefix overview
Phone numbers in prefix 231-321
This page covers the 231-321 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
231-321
RATE CENTER
ELMIRA
CARRIER
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI
MI
Prefix range
The prefix 231-321 includes numbers from 2313210000 to 2313219999.
This range is associated with the ELMIRA rate center and was originally assigned to CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI.
Numbers in this prefix
20 numbers