Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4CSR callsign genealogy
Currently held by Comer Scout Reservation Radio Club
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 K4CSR's current licensee, walking backwards.
- KK4ZZUcancelledComer Scout Reservation Radio ClubALgranted 2014-04-07cancelled 2014-05-02
Successor callsigns
Callsigns held now by people who previously held K4CSR.
No current licensee on record previously held this callsign.