Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR7AKN callsign genealogy
Currently held by SCHAAF, JOHN 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 KR7AKN's current licensee, walking backwards.
- SCHAAF, JOHN AWAgranted 2020-09-08cancelled 2020-10-27
Successor callsigns
Callsigns held now by people who previously held KR7AKN.
No current licensee on record previously held this callsign.