Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6OTB callsign genealogy
Currently held by Barretto Jr, Tony A
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 K6OTB's current licensee, walking backwards.
- Barretto Jr, Tony ACAgranted 2012-10-17cancelled 2014-02-25
Successor callsigns
Callsigns held now by people who previously held K6OTB.
No current licensee on record previously held this callsign.