Prefix overview
Phone numbers in prefix 530-421
This page covers the 530-421 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
530-421
RATE CENTER
KNIGHTSLDG
CARRIER
BANDWIDTH.COM CLEC, LLC - CA
CA
Prefix range
The prefix 530-421 includes numbers from 5304210000 to 5304219999.
This range is associated with the KNIGHTSLDG rate center and was originally assigned to BANDWIDTH.COM CLEC, LLC - CA.
Numbers in this prefix
20 numbers