Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KH7SF callsign genealogy
Currently held by NASIS, DARRYL C
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 KH7SF's current licensee, walking backwards.
- FARMER, STACEY JHIgranted 2017-08-30cancelled 2017-09-23
Successor callsigns
Callsigns held now by people who previously held KH7SF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KH7SF, oldest first.
- NASIS, DARRYL C HI1999-03-19 → cancelled 2011-03-22
- FARMER, STACEY J HI2017-09-23 active