Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9GRO callsign genealogy
Currently held by LIERMAN, GARY W
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 W9GRO's current licensee, walking backwards.
- Lierman, Gary WWIgranted 2001-06-07cancelled 2006-08-29
Successor callsigns
Callsigns held now by people who previously held W9GRO.
No current licensee on record previously held this callsign.