Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NH6SP callsign genealogy
Currently held by POMMERENK, STEFAN
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 NH6SP's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held NH6SP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NH6SP, oldest first.
- BUCK, WILLIAM A HI1989-02-14 → cancelled 2001-02-15
- POMMERENK, STEFAN HI2023-04-08 active