Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1LLY callsign genealogy
Currently held by White III, Samuel D
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 KB1LLY's current licensee, walking backwards.
- JUSTESEN, WILLIAM JKSgranted 2016-08-30cancelled 2016-09-24
Successor callsigns
Callsigns held now by people who previously held KB1LLY.
- White III, Samuel DMAgranted 2024-02-08
All historical holders
Every license row we've seen with the callsign KB1LLY, oldest first.
- White III, Samuel D MA2004-07-01 → cancelled 2014-04-22
- JUSTESEN, WILLIAM J KS2016-09-24 active