Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4YHL callsign genealogy
Currently held by NORTON, TIMOTHY J
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 KK4YHL's current licensee, walking backwards.
- NORTON, TIMOTHY JSCgranted 2009-06-24cancelled 2014-02-18
Successor callsigns
Callsigns held now by people who previously held KK4YHL.
- NORTON, TIMOTHY JSCgranted 2019-05-15cancelled 2022-08-06