Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR0CK callsign genealogy
Currently held by ANDERSON, DAVID L
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 KR0CK's current licensee, walking backwards.
- Leake Jr, Robert ETXgranted 2017-08-01cancelled 2020-09-29
Successor callsigns
Callsigns held now by people who previously held KR0CK.
- ANDERSON, DAVID LAZgranted 2024-01-03
All historical holders
Every license row we've seen with the callsign KR0CK, oldest first.
- ANDERSON, DAVID L NM2011-03-18 → cancelled 2013-11-09
- Leake Jr, Robert E TX2020-09-29 active