Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1NPT callsign genealogy
Currently held by Murphy, Yvonne
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 KB1NPT's current licensee, walking backwards.
- Buss, Kevin MRIgranted 2020-06-10cancelled 2020-08-14
Successor callsigns
Callsigns held now by people who previously held KB1NPT.
- Buss, Kevin MRIgranted 2020-09-15
All historical holders
Every license row we've seen with the callsign KB1NPT, oldest first.
- Murphy, Yvonne VT2006-05-23 → cancelled 2018-05-24
- Buss, Kevin M RI2020-08-14 → cancelled 2020-09-15