Prefix overview
Phone numbers in prefix 203-231
This page covers the 203-231 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
203-231
RATE CENTER
ANSONIDRBY
CARRIER
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT
CT
Prefix range
The prefix 203-231 includes numbers from 2032310000 to 2032319999.
This range is associated with the ANSONIDRBY rate center and was originally assigned to CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT.
Numbers in this prefix
20 numbers