Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD7US callsign genealogy
Currently held by McKinnis, Jeffrey 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 AD7US's current licensee, walking backwards.
- Drozdetski, Aleksander VMDgranted 2016-07-26cancelled 2017-02-07
Successor callsigns
Callsigns held now by people who previously held AD7US.
- McKinnis, Jeffrey AORgranted 2019-08-29
All historical holders
Every license row we've seen with the callsign AD7US, oldest first.
- McKinnis, Jeffrey A OR2002-03-29 → cancelled 2009-09-22
- Drozdetski, Aleksander V MD2017-02-07 active