Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5NMX callsign genealogy
Currently held by SWAIM, FREDERICK M
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 K5NMX's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K5NMX.
- SWAIM, FREDERICK MNCgranted 2009-01-10cancelled 2021-01-12