Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9NCH callsign genealogy
Currently held by Englehardt, Allan 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 W9NCH's current licensee, walking backwards.
- Englehardt, Allan JILgranted 2009-07-17cancelled 2014-04-08
Successor callsigns
Callsigns held now by people who previously held W9NCH.
- FLOYD, ALTON DMIgranted 2013-11-30cancelled 2026-03-06
All historical holders
Every license row we've seen with the callsign W9NCH, oldest first.
- FLOYD, ALTON D MI2007-04-05 → cancelled 2013-11-30
- Englehardt, Allan J IL2014-04-08 → cancelled 2026-04-09