Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1RDY callsign genealogy
Currently held by O'Malley, Thomas P
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 K1RDY's current licensee, walking backwards.
- O Malley, Thomas PRIgranted 2016-06-09cancelled 2016-06-28
Successor callsigns
Callsigns held now by people who previously held K1RDY.
No current licensee on record previously held this callsign.