Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0IRO callsign genealogy
Currently held by MC CALE JR, LEONARD E
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 N0IRO's current licensee, walking backwards.
- KG6USWcancelledPut Jack Back In Jail ClubCAgranted 2004-04-23cancelled 2004-07-09
Successor callsigns
Callsigns held now by people who previously held N0IRO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0IRO, oldest first.
- MC CALE JR, LEONARD E MO1995-04-06 → cancelled 2002-06-20
- Put Jack Back In Jail Club CA2004-07-09 → cancelled 2005-05-24