Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ7OAH callsign genealogy
Currently held by Sittner, Ted M
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 KJ7OAH's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KJ7OAH.
- Sittner, Ted MWAgranted 2017-05-16cancelled 2020-05-23