Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0JO callsign genealogy
Currently held by KANIUK, JOSEPH
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 W0JO's current licensee, walking backwards.
- Wojciechowski, Robert SGAgranted 2024-07-16cancelled 2024-09-04
Successor callsigns
Callsigns held now by people who previously held W0JO.
- Odom Jr, Joseph LFLgranted 2022-05-19
All historical holders
Every license row we've seen with the callsign W0JO, oldest first.
- KANIUK, JOSEPH FL1996-08-12 → cancelled 2004-01-06
- Odom Jr, Joseph L FL2006-01-27 → cancelled 2012-04-10
- WOJTOWICZ, JOSEPH T OH2014-04-29 → cancelled 2022-08-15
- Wojciechowski, Robert S GA2024-09-04 active