Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4IHS callsign genealogy
Currently held by STALLSWORTH JR, RALPH 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 K4IHS's current licensee, walking backwards.
- STALLSWORTH JR, RALPH AFLgranted 2009-05-18cancelled 2009-06-06
Successor callsigns
Callsigns held now by people who previously held K4IHS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4IHS, oldest first.
- HANNER, JOHN C NC1993-06-01 → cancelled 2005-06-02
- STALLSWORTH JR, RALPH A NC2019-03-19 active