Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KE4CMP callsign genealogy
Currently held by Ball, Gregory D
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 KE4CMP's current licensee, walking backwards.
- Ball, Gregory DGAgranted 2022-02-07cancelled 2022-02-26
Successor callsigns
Callsigns held now by people who previously held KE4CMP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KE4CMP, oldest first.
- BALL, GREGORY D GA1993-06-08 → cancelled 2005-06-09
- Ball, Gregory D GA2022-02-26 active