Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB8MJN callsign genealogy
Currently held by NICKERSON, MARK J
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 KB8MJN's current licensee, walking backwards.
- NICKERSON, MARK JMIgranted 2014-07-15cancelled 2024-04-26
Successor callsigns
Callsigns held now by people who previously held KB8MJN.
- SCHAFFER, CHARLES HOHgranted 2001-03-27cancelled 2013-06-19