Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AL0C callsign genealogy
Currently held by PLATZ, THOMAS
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 AL0C's current licensee, walking backwards.
- Phillips, John TAKgranted 2013-03-05cancelled 2020-03-14
Successor callsigns
Callsigns held now by people who previously held AL0C.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AL0C, oldest first.
- PLATZ, THOMAS FL2007-02-06 → cancelled 2019-02-12
- Phillips, John T AK2020-03-14 active