Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA4RCV callsign genealogy
Currently held by PORTALES, MARIO R
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 KA4RCV's current licensee, walking backwards.
- LEWIS, DUSTIN JTNgranted 2016-02-08cancelled 2016-09-16
Successor callsigns
Callsigns held now by people who previously held KA4RCV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA4RCV, oldest first.
- PORTALES, MARIO R FL1995-06-05 → cancelled 2007-06-06
- Lewis, Dustin J TN2026-09-02 active