Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7CA callsign genealogy
Currently held by Nelson, William H
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 N7CA's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N7CA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7CA, oldest first.
- Nelson, William H WA2007-04-13 → cancelled 2019-07-10
- Shirey, James B UT2019-07-30 active