Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9TLK callsign genealogy
Currently held by Keeling, Thomas 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 W9TLK's current licensee, walking backwards.
- Keeling, Thomas LUTgranted 2017-03-30cancelled 2017-04-21
Successor callsigns
Callsigns held now by people who previously held W9TLK.
No current licensee on record previously held this callsign.