Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4ESA callsign genealogy
Currently held by ANDREWS, GREGORY N
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 KD4ESA's current licensee, walking backwards.
- ALLISON, EDWARD SNCgranted 2017-04-24cancelled 2017-05-12
Successor callsigns
Callsigns held now by people who previously held KD4ESA.
- ALLISON, EDWARD SNCgranted 2017-12-19
All historical holders
Every license row we've seen with the callsign KD4ESA, oldest first.
- ANDREWS, GREGORY N AL2001-06-15 → cancelled 2013-09-11
- Allison, Edward S NC2017-05-12 → cancelled 2017-12-19