Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1FSH callsign genealogy
Currently held by Smith, Jeremy 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 K1FSH's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K1FSH.
- Perez, Daniel PMAgranted 2023-01-31
All historical holders
Every license row we've seen with the callsign K1FSH, oldest first.
- Perez, Daniel P MA2003-02-25 → cancelled 2003-04-22
- Smith, Jeremy D GA2024-02-03 active