Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4TWA callsign genealogy
Currently held by Jordan, Michael J
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 KO4TWA's current licensee, walking backwards.
- Jordan, Michael JNCgranted 2021-05-03cancelled 2021-06-08
Successor callsigns
Callsigns held now by people who previously held KO4TWA.
- Jordan, Michael JNCgranted 2022-05-03