Prefix overview
Phone numbers in prefix 617-421
This page covers the 617-421 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
617-421
RATE CENTER
BOSTON
CARRIER
VERIZON NEW ENGLAND INC.
MA
Prefix range
The prefix 617-421 includes numbers from 6174210000 to 6174219999.
This range is associated with the BOSTON rate center and was originally assigned to VERIZON NEW ENGLAND INC..
Numbers in this prefix
20 numbers