Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1FWC callsign genealogy
Currently held by Coop, Frederick W
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 N1FWC's current licensee, walking backwards.
- Coop, Frederick WMIgranted 2015-02-23cancelled 2015-04-17
Successor callsigns
Callsigns held now by people who previously held N1FWC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1FWC, oldest first.
- CATAUDELLA, CRISTOFOR M MA2002-02-08 → cancelled 2013-05-15
- Coop, Frederick W MI2015-04-17 active