Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KL7QOL callsign genealogy
Currently held by GRAUMAN, DAVID S
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 KL7QOL's current licensee, walking backwards.
- GRAUMAN, DAVID Scancelled 1997-12-03
Successor callsigns
Callsigns held now by people who previously held KL7QOL.
- GRAUMAN, DAVID SAZgranted 2015-10-23cancelled 2025-03-01