Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4INS callsign genealogy
Currently held by Mcintosh, Brian J
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 W4INS's current licensee, walking backwards.
- Williams, Brian DTNgranted 2024-10-04cancelled 2024-12-03
Successor callsigns
Callsigns held now by people who previously held W4INS.
- MCINTOSH, BRIAN JINgranted 2014-02-28cancelled 2019-08-16
All historical holders
Every license row we've seen with the callsign W4INS, oldest first.
- Mcintosh, Brian J MI1999-10-28 → cancelled 2004-05-26
- Williams, Brian D TN2024-12-03 active