Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA0PUP callsign genealogy
Currently held by Kromer, Nicholas W
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 KA0PUP's current licensee, walking backwards.
- Kromer, NicholasMOgranted 2022-05-17cancelled 2022-06-04
Successor callsigns
Callsigns held now by people who previously held KA0PUP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA0PUP, oldest first.
- BEGGS, MELODY L MO2009-02-04 → cancelled 2021-04-30
- Kromer, Nicholas W MO2022-06-04 active