Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6TAS callsign genealogy
Currently held by Grimes, James C
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 N6TAS's current licensee, walking backwards.
- Grimes, James CCAgranted 2011-12-28cancelled 2017-03-07
- KB4KJPno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held N6TAS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6TAS, oldest first.
- OLSON, CAROLYN L CA1988-08-23 → cancelled 2000-08-24
- Grimes, James C CA2017-03-07 active