Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AL1Z callsign genealogy
Currently held by Jefferson, Jeshua 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 AL1Z's current licensee, walking backwards.
- Jefferson, Jeshua LAKgranted 2014-02-19cancelled 2024-01-05
Successor callsigns
Callsigns held now by people who previously held AL1Z.
- Cuddihy, Patrick MAKgranted 2006-02-10cancelled 2006-05-16
All historical holders
Every license row we've seen with the callsign AL1Z, oldest first.
- Cuddihy, Patrick M AK2000-04-07 → cancelled 2006-02-10
- Jefferson, Jeshua L AK2024-01-05 active