Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KW4FW callsign genealogy
Currently held by HELMS MD, HAROLD 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 KW4FW's current licensee, walking backwards.
- HELMS MD, HAROLD AFLgranted 2025-03-05
Successor callsigns
Callsigns held now by people who previously held KW4FW.
- HELMS MD, HAROLD AFLgranted 2025-03-05