Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5PDP callsign genealogy
Currently held by OSHIRO, MICHAEL H
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 N5PDP's current licensee, walking backwards.
- LACASSAGNE, JAMES SFLgranted 1996-07-30cancelled 2004-01-27
Successor callsigns
Callsigns held now by people who previously held N5PDP.
- LACASSAGNE, JAMES SLAgranted 2023-11-07
All historical holders
Every license row we've seen with the callsign N5PDP, oldest first.
- OSHIRO, MICHAEL H OK1989-09-05 → cancelled 2001-09-06
- LACASSAGNE, JAMES S LA2013-12-06 → cancelled 2020-09-25