Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR1LLR callsign genealogy
Currently held by Zoidberg, Ber
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 KR1LLR's current licensee, walking backwards.
- Krill, Aaron MWAgranted 2009-06-29cancelled 2012-11-20
Successor callsigns
Callsigns held now by people who previously held KR1LLR.
- ZOIDBERG, BERWAgranted 2019-08-30cancelled 2021-12-07