Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7UD callsign genealogy
Currently held by HART, ALAN D
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 N7UD's current licensee, walking backwards.
- Hart, Alan DIDgranted 2001-01-23cancelled 2001-06-08
Successor callsigns
Callsigns held now by people who previously held N7UD.
- HEBERT, WILL DIDgranted 1999-04-28cancelled 2008-09-25
All historical holders
Every license row we've seen with the callsign N7UD, oldest first.
- HART, ALAN D ID2021-04-02 active
- HEBERT, WILL D— → cancelled 1999-04-28