Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD8MJ callsign genealogy
Currently held by KNIGHT, GREGG 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 KD8MJ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KD8MJ.
- KNIGHT, GREGG BWVgranted 2010-05-18cancelled 2010-12-21
All historical holders
Every license row we've seen with the callsign KD8MJ, oldest first.
- KNIGHT, GREGG B WV2008-01-08 → cancelled 2010-05-18
- KNIGHT, GREGG B WV2011-09-15 → cancelled 2023-09-16