Prefix overview
Phone numbers in prefix 412-421
This page covers the 412-421 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
412-421
RATE CENTER
PTTSBGZON1
CARRIER
VERIZON PENNSYLVANIA, INC.
PA
Prefix range
The prefix 412-421 includes numbers from 4124210000 to 4124219999.
This range is associated with the PTTSBGZON1 rate center and was originally assigned to VERIZON PENNSYLVANIA, INC..
Numbers in this prefix
20 numbers