Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1MFF callsign genealogy
Currently held by SICLARI JR, DONALD J
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 N1MFF's current licensee, walking backwards.
- Siclari, DonNVgranted 2019-01-31cancelled 2019-03-08
Successor callsigns
Callsigns held now by people who previously held N1MFF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1MFF, oldest first.
- SICLARI JR, DONALD J CT2002-08-23 → cancelled 2014-08-26
- Siclari, Don NV2019-03-08 active