Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB2DS callsign genealogy
Currently held by SANMARCO, STEVEN C
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 AB2DS's current licensee, walking backwards.
- KB2RMFno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held AB2DS.
- SANMARCO, STEVEN CNYgranted 2024-04-30