Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9SNH callsign genealogy
Currently held by HAUK, WILLIAM 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 W9SNH's current licensee, walking backwards.
- Ackerman, James JWIgranted 2002-11-19cancelled 2007-02-09
Successor callsigns
Callsigns held now by people who previously held W9SNH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9SNH, oldest first.
- HAUK, WILLIAM A WI1996-08-14 → cancelled 2001-05-13
- Ackerman, James J WI2016-11-30 active