Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N7IHS callsign genealogy
Currently held by GRIMMETT, JACK A
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 N7IHS's current licensee, walking backwards.
- Schrauth, AmandaMTgranted 2026-08-04cancelled 2026-08-22
Successor callsigns
Callsigns held now by people who previously held N7IHS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7IHS, oldest first.
- GRIMMETT, JACK A WA2009-01-22 → cancelled 2021-04-22
- Schrauth, Amanda MT2026-08-22 active