Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0TSE callsign genealogy
Currently held by SHACKELFORD, TOM F
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 W0TSE's current licensee, walking backwards.
- SHACKELFORD, TOM FKSgranted 2005-08-24cancelled 2007-03-27
Successor callsigns
Callsigns held now by people who previously held W0TSE.
No current licensee on record previously held this callsign.