Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3WLH callsign genealogy
Currently held by Halberstadt, William L
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 W3WLH's current licensee, walking backwards.
- Halberstadt, William LDEgranted 2011-02-28cancelled 2011-03-26
Successor callsigns
Callsigns held now by people who previously held W3WLH.
No current licensee on record previously held this callsign.