Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NN7C callsign genealogy
Currently held by Sherwood, Robert 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 NN7C's current licensee, walking backwards.
- Sherwood, Robert JIDgranted 2021-01-25cancelled 2021-02-23
Successor callsigns
Callsigns held now by people who previously held NN7C.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NN7C, oldest first.
- SKINNER, JEFFREY E IN2009-10-02 → cancelled 2019-01-29
- Sherwood, Robert J AK2021-02-23 active