Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0OOB callsign genealogy
Currently held by SABIK, JOSHUA N
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 N0OOB's current licensee, walking backwards.
- SABIK, JOSHUA NTXgranted 2018-05-15cancelled 2023-07-28
Successor callsigns
Callsigns held now by people who previously held N0OOB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0OOB, oldest first.
- CHRISTENSEN, HELEN L IA2011-05-03 → cancelled 2023-07-12
- SABIK, JOSHUA N TX2023-07-28 active