Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9ZB callsign genealogy
Currently held by HISCOCK, NATHAN J
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 N9ZB's current licensee, walking backwards.
- HISCOCK, NATHAN JINgranted 2020-09-10cancelled 2021-01-19
Successor callsigns
Callsigns held now by people who previously held N9ZB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9ZB, oldest first.
- SPANTON III, WILLIAM R IL2008-11-22 → cancelled 2020-12-31
- HISCOCK, NATHAN J IN2021-01-19 active