Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD1RY callsign genealogy
Currently held by Grosso, Rocco 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 KD1RY's current licensee, walking backwards.
- Grosso, Rocco RCTgranted 2016-12-09cancelled 2017-01-04
Successor callsigns
Callsigns held now by people who previously held KD1RY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD1RY, oldest first.
- GROSSO, ROCCO R CT2003-09-23 → cancelled 2015-10-20
- Grosso, Rocco R CT2017-01-04 active