Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1FH callsign genealogy
Currently held by HAMLIN, DENNIS L
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 K1FH's current licensee, walking backwards.
- HAMLIN, DENNIS LNYgranted 2017-09-15cancelled 2024-05-29
Successor callsigns
Callsigns held now by people who previously held K1FH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1FH, oldest first.
- HILL, FRANK M MA2012-03-16 → cancelled 2024-05-08
- HAMLIN, DENNIS L NY2024-05-29 active