Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF7MC callsign genealogy
Currently held by Higbie, John 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 AF7MC's current licensee, walking backwards.
- Higbie, John MWAgranted 2014-09-10cancelled 2014-11-07
Successor callsigns
Callsigns held now by people who previously held AF7MC.
- Higbie, John MWAgranted 2014-11-25cancelled 2015-12-08