Prefix overview
Phone numbers in prefix 203-309
This page covers the 203-309 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
203-309
RATE CENTER
DARIEN
CARRIER
METROPCS, INC.
CT
Prefix range
The prefix 203-309 includes numbers from 2033090000 to 2033099999.
This range is associated with the DARIEN rate center and was originally assigned to METROPCS, INC..
Numbers in this prefix
20 numbers