Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1MJJ callsign genealogy
Currently held by JESUS, ROBERT B
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 K1MJJ's current licensee, walking backwards.
- JESUS, ROBERT BMAgranted 2009-09-12cancelled 2018-01-03
Successor callsigns
Callsigns held now by people who previously held K1MJJ.
No current licensee on record previously held this callsign.