Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI7AB callsign genealogy
Currently held by Renning, Sean C
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 AI7AB's current licensee, walking backwards.
- Renning, Sean CWAgranted 2015-06-29cancelled 2020-03-18
Successor callsigns
Callsigns held now by people who previously held AI7AB.
- Renning, Sean CWAgranted 2020-04-07