Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0WYX callsign genealogy
Currently held by ROSENKRANTZ, JOSEPH E
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 N0WYX's current licensee, walking backwards.
- ROSENKRANTZ, JOSEPH ECOgranted 2012-02-28cancelled 2019-06-08
Successor callsigns
Callsigns held now by people who previously held N0WYX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0WYX, oldest first.
- LOSONSZKY, ERIKA G KS1993-05-18 → cancelled 2005-05-19
- ROSENKRANTZ, JOSEPH E CO2019-06-08 active