Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD7QY callsign genealogy
Currently held by McCallum, Ian 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 AD7QY's current licensee, walking backwards.
- McCallum, Ian DORgranted 2007-10-12cancelled 2007-12-06
Successor callsigns
Callsigns held now by people who previously held AD7QY.
- McCallum, Ian DILgranted 2018-03-06