Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD4ARN callsign genealogy
Currently held by Disaster Amateur Radio Network Catholic Charities
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 KD4ARN's current licensee, walking backwards.
- KK4IXBcancelledDisaster Amateur Radio Network Catholic CharitiesFLgranted 2012-04-30cancelled 2014-08-26
Successor callsigns
Callsigns held now by people who previously held KD4ARN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4ARN, oldest first.
- ROLEN, RONALD B VA2001-02-14 → cancelled 2013-05-15
- Disaster Amateur Radio Network Catholic Charities FL2024-06-22 active