Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0MPT callsign genealogy
Currently held by GFELLER, BETTY 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 N0MPT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N0MPT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0MPT, oldest first.
- GFELLER, BETTY J KS2000-08-26 → cancelled 2012-11-07
- Trask, Matthew P AZ2015-10-27 active