Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC7SP callsign genealogy
Currently held by CLAUSON, TIM 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 AC7SP's current licensee, walking backwards.
- Clauson, Tim DORgranted 2000-04-21cancelled 2002-04-18
Successor callsigns
Callsigns held now by people who previously held AC7SP.
No current licensee on record previously held this callsign.