Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM4AJ callsign genealogy
Currently held by PHARRIS, ROBERT H
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 KM4AJ's current licensee, walking backwards.
- CURRY, DANIELSCgranted 2014-04-21cancelled 2015-11-28
Successor callsigns
Callsigns held now by people who previously held KM4AJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KM4AJ, oldest first.
- PHARRIS, ROBERT H TN1998-02-25 → cancelled 2010-02-26
- CURRY, DANIEL SC2025-09-16 active