Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7KBK callsign genealogy
Currently held by Rolllman, Michael P
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 K7KBK's current licensee, walking backwards.
- Rolllman, Michael PAZgranted 2014-01-14cancelled 2015-12-25
Successor callsigns
Callsigns held now by people who previously held K7KBK.
No current licensee on record previously held this callsign.