Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC7DI callsign genealogy
Currently held by Harper, Steven L
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 AC7DI's current licensee, walking backwards.
- HARPER, STEVEN LORgranted 1999-08-02cancelled 2000-05-23
Successor callsigns
Callsigns held now by people who previously held AC7DI.
- Harper, Steven LORgranted 2020-04-03