Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7MCJ callsign genealogy
Currently held by Jacobs, Michael C
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 K7MCJ's current licensee, walking backwards.
- Jacobs, Michael CWAgranted 2002-12-30cancelled 2012-09-14
Successor callsigns
Callsigns held now by people who previously held K7MCJ.
No current licensee on record previously held this callsign.