Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9CSW callsign genealogy
Currently held by PERKINS, JUSTIN R
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K9CSW's current licensee, walking backwards.
- PERKINS, JUSTINILgranted 2015-12-22cancelled 2016-02-06
Successor callsigns
Callsigns held now by people who previously held K9CSW.
- PERKINS, JUSTIN RILgranted 2018-01-30