Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9STH callsign genealogy
Currently held by Heabler JR, Franklin D
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 W9STH's current licensee, walking backwards.
- Heabler Jr, Franklin DILgranted 2020-07-21cancelled 2020-08-08
Successor callsigns
Callsigns held now by people who previously held W9STH.
- Heabler JR, Franklin DILgranted 2021-08-23