Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD7IB callsign genealogy
Currently held by BIGGS, MARK R
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 AD7IB's current licensee, walking backwards.
- BIGGS, MARK RUTgranted 2004-06-17cancelled 2010-07-30
Successor callsigns
Callsigns held now by people who previously held AD7IB.
No current licensee on record previously held this callsign.