Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ7CN callsign genealogy
Currently held by Shumway, John
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 AJ7CN's current licensee, walking backwards.
- Shumway, JohnAZgranted 2025-01-15cancelled 2025-01-29
Successor callsigns
Callsigns held now by people who previously held AJ7CN.
No current licensee on record previously held this callsign.