Prefix overview
Phone numbers in prefix 412-203
This page covers the 412-203 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
412-203
RATE CENTER
PTGSBNZN15
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - PA
PA
Prefix range
The prefix 412-203 includes numbers from 4122030000 to 4122039999.
This range is associated with the PTGSBNZN15 rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - PA.
Numbers in this prefix
20 numbers