Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NV9C callsign genealogy
Currently held by Sheahan, Mary 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 NV9C's current licensee, walking backwards.
- Reimers, Spencer AORgranted 2019-06-27cancelled 2019-07-16
Successor callsigns
Callsigns held now by people who previously held NV9C.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NV9C, oldest first.
- Sheahan, Mary H IN2007-06-04 → cancelled 2019-06-28
- Reimers, Spencer A OR2019-07-16 active