Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WW4SAM callsign genealogy
Currently held by Doehler, Samuel O
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 WW4SAM's current licensee, walking backwards.
- Doehler, Samuel OTXgranted 2026-03-10cancelled 2026-03-28
Successor callsigns
Callsigns held now by people who previously held WW4SAM.
No current licensee on record previously held this callsign.