Prefix overview
Phone numbers in prefix 337-203
This page covers the 337-203 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
337-203
RATE CENTER
LACASSINE
CARRIER
NEW CINGULAR WIRELESS PCS, LLC - GA
LA
Prefix range
The prefix 337-203 includes numbers from 3372030000 to 3372039999.
This range is associated with the LACASSINE rate center and was originally assigned to NEW CINGULAR WIRELESS PCS, LLC - GA.
Numbers in this prefix
20 numbers