Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1LLL callsign genealogy
Currently held by Pitkin, Clayton 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 KB1LLL's current licensee, walking backwards.
- Pitkin, Clayton CCAgranted 2026-06-17cancelled 2026-08-04
Successor callsigns
Callsigns held now by people who previously held KB1LLL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB1LLL, oldest first.
- Hannah, William C VT2014-03-28 → cancelled 2026-06-25
- Pitkin, Clayton C CA2026-08-04 active