Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD1STC callsign genealogy
Currently held by MCMULLAN, NATHANIEL 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 WD1STC's current licensee, walking backwards.
- MCMULLAN, NATHANIELTXgranted 2024-10-22cancelled 2025-05-16
Successor callsigns
Callsigns held now by people who previously held WD1STC.
No current licensee on record previously held this callsign.