Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK4TLC callsign genealogy
Currently held by COTHERN, TOM 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 KK4TLC's current licensee, walking backwards.
- COTHERN, TOM LFLgranted 2012-01-04cancelled 2012-01-31
Successor callsigns
Callsigns held now by people who previously held KK4TLC.
No current licensee on record previously held this callsign.