Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3INR callsign genealogy
Currently held by South, John F
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 W3INR's current licensee, walking backwards.
- Arenth, Keenan JPAgranted 2020-02-20cancelled 2020-03-13
Successor callsigns
Callsigns held now by people who previously held W3INR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3INR, oldest first.
- South, John F FL2002-12-31 → cancelled 2015-03-31
- Arenth, Keenan J PA2020-03-13 active