Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4UAH callsign genealogy
Currently held by Space Hardware Club
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 K4UAH's current licensee, walking backwards.
- KK4HRNcancelledSpace Hardware ClubALgranted 2012-03-13cancelled 2012-05-11
Successor callsigns
Callsigns held now by people who previously held K4UAH.
No current licensee on record previously held this callsign.