Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1OCK callsign genealogy
Currently held by Ockerhausen, David 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 N1OCK's current licensee, walking backwards.
- Ockerhausen, David AMAgranted 2017-04-03cancelled 2017-05-09
Successor callsigns
Callsigns held now by people who previously held N1OCK.
No current licensee on record previously held this callsign.