Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5RCK callsign genealogy
Currently held by KING SR, RANDOLPH C
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 K5RCK's current licensee, walking backwards.
- KING SR, RANDOLPH CNMgranted 1994-12-29cancelled 2004-11-19
Successor callsigns
Callsigns held now by people who previously held K5RCK.
No current licensee on record previously held this callsign.