Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9OP callsign genealogy
Currently held by MARTINEZ, JOSEPH A
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 N9OP's current licensee, walking backwards.
- MARTINEZ, JOSEPH AILgranted 1997-11-07cancelled 2000-12-27
Successor callsigns
Callsigns held now by people who previously held N9OP.
No current licensee on record previously held this callsign.