Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N8RO callsign genealogy
Currently held by Oldham, Ronald G
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 N8RO's current licensee, walking backwards.
- Oldham, Ronald GTXgranted 2005-04-29cancelled 2009-09-26
Successor callsigns
Callsigns held now by people who previously held N8RO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N8RO, oldest first.
- LINK JR, JOHN A MI2000-06-02 → cancelled 2007-09-01
- Oldham, Ronald G TX2019-07-24 active