Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7NMW callsign genealogy
Currently held by Castleton, Stephen 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 K7NMW's current licensee, walking backwards.
- Castleton, Stephen JUTgranted 2014-06-23cancelled 2021-11-19
Successor callsigns
Callsigns held now by people who previously held K7NMW.
No current licensee on record previously held this callsign.