Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA7FNP callsign genealogy
Currently held by SANDSTROM, GARY 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 KA7FNP's current licensee, walking backwards.
- Sandstrom, Christopher JWAgranted 2022-08-17cancelled 2022-09-13
Successor callsigns
Callsigns held now by people who previously held KA7FNP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA7FNP, oldest first.
- SANDSTROM, GARY L MT2001-02-08 → cancelled 2013-05-08
- Sandstrom, Christopher J WA2022-09-13 active