Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK7SS callsign genealogy
Currently held by GROPPER, DAVID 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 KK7SS's current licensee, walking backwards.
- WD0FHCcancelledcancelled 1999-04-30
Successor callsigns
Callsigns held now by people who previously held KK7SS.
No current licensee on record previously held this callsign.