Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF0NNH callsign genealogy
Currently held by Crowley, Theodore D
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 KF0NNH's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KF0NNH.
- Crowley, Theodore DMNgranted 2023-08-17cancelled 2024-11-05