Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7ULU callsign genealogy
Currently held by MC KIRGAN, HERBERT K
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 K7ULU's current licensee, walking backwards.
- MC KIRGAN, HERBERT KORgranted 2014-07-08cancelled 2016-09-02
Successor callsigns
Callsigns held now by people who previously held K7ULU.
No current licensee on record previously held this callsign.