Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0TBL callsign genealogy
Currently held by Finan 216, Michael R
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 K0TBL's current licensee, walking backwards.
- Finan, Michael RKSgranted 2022-04-12cancelled 2022-05-03
Successor callsigns
Callsigns held now by people who previously held K0TBL.
No current licensee on record previously held this callsign.