Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KJ7ARP callsign genealogy
Currently held by Arp, Jonathan 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 KJ7ARP's current licensee, walking backwards.
- Arp, Jonathan AWAgranted 2016-03-31cancelled 2016-04-19
Successor callsigns
Callsigns held now by people who previously held KJ7ARP.
No current licensee on record previously held this callsign.