Prefix overview
Phone numbers in prefix 401-203
This page covers the 401-203 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
401-203
RATE CENTER
GREENWICH
CARRIER
OMNIPOINT MIAMI E LICENSE, LLC
RI
Prefix range
The prefix 401-203 includes numbers from 4012030000 to 4012039999.
This range is associated with the GREENWICH rate center and was originally assigned to OMNIPOINT MIAMI E LICENSE, LLC.
Numbers in this prefix
20 numbers