Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0ROW callsign genealogy
Currently held by Warner II, Raymond O
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 K0ROW's current licensee, walking backwards.
- Warner II, Raymond OCOgranted 2017-04-17cancelled 2017-05-12
Successor callsigns
Callsigns held now by people who previously held K0ROW.
- WHITEHOUSE, RICHARD OAZgranted 2019-09-06
All historical holders
Every license row we've seen with the callsign K0ROW, oldest first.
- WHITEHOUSE, RICHARD O AZ2000-11-28 → cancelled 2009-01-06
- Warner II, Raymond O CO2017-05-12 active