Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB0XT callsign genealogy
Currently held by Smith, Martin L
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 AB0XT's current licensee, walking backwards.
- Smith, Martin LMOgranted 2003-01-24cancelled 2003-02-24
Successor callsigns
Callsigns held now by people who previously held AB0XT.
No current licensee on record previously held this callsign.