Prefix overview
Phone numbers in prefix 445-203
This page covers the 445-203 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
445-203
RATE CENTER
PHPHSBZN32
CARRIER
VONAGE AMERICA LLC
PA
Prefix range
The prefix 445-203 includes numbers from 4452030000 to 4452039999.
This range is associated with the PHPHSBZN32 rate center and was originally assigned to VONAGE AMERICA LLC.
Numbers in this prefix
20 numbers