Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3IOH callsign genealogy
Currently held by MARINO, LEONARD 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 W3IOH's current licensee, walking backwards.
- Marino, Anthony RPAgranted 2013-06-07cancelled 2013-07-02
Successor callsigns
Callsigns held now by people who previously held W3IOH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3IOH, oldest first.
- MARINO, LEONARD F PA1997-02-07 → cancelled 2009-02-10
- Marino, Anthony R PA2023-08-22 active