Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7TLL callsign genealogy
Currently held by Lockwood, Timothy 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 K7TLL's current licensee, walking backwards.
- Lockwood, Timothy LAZgranted 2016-09-02cancelled 2018-06-19
Successor callsigns
Callsigns held now by people who previously held K7TLL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7TLL, oldest first.
- RADFORD, ROBERT R FL2003-06-12 → cancelled 2015-06-16
- Lockwood, Timothy L AZ2018-06-19 active