Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6TTS callsign genealogy
Currently held by Lowery, Caulin
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 W6TTS's current licensee, walking backwards.
- Lowery, CaulinCAgranted 2019-08-06cancelled 2020-08-29
Successor callsigns
Callsigns held now by people who previously held W6TTS.
- SLEVIN, TIMCAgranted 2009-09-11cancelled 2010-08-27
All historical holders
Every license row we've seen with the callsign W6TTS, oldest first.
- SLEVIN, TIM CA2007-08-03 → cancelled 2009-09-11
- Lowery, Caulin CA2020-08-29 active