Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB2SP callsign genealogy
Currently held by Mac Farlane, Ronald 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 AB2SP's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AB2SP.
No current licensee on record previously held this callsign.