Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB0LI callsign genealogy
Currently held by mc Arthur, Robert D
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 AB0LI's current licensee, walking backwards.
- MC ARTHUR, ROBERT DCOgranted 1993-12-07cancelled 2000-05-24
Successor callsigns
Callsigns held now by people who previously held AB0LI.
- McArthur, Robert DouglasCOgranted 2020-10-01