Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI6H callsign genealogy
Currently held by RUNGE, JAMES W
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 AI6H's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AI6H.
- RUNGE, JAMES WNVgranted 2021-01-01
All historical holders
Every license row we've seen with the callsign AI6H, oldest first.
- SULLOWAY, FRANK L CA1988-03-22 → cancelled 2000-03-23
- RUNGE, JAMES W CA2000-07-01 → cancelled 2001-03-24
- Paguio, David P OR2025-12-06 active