Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4BIW callsign genealogy
Currently held by ATLANTA RADIO CLUB
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 W4BIW's current licensee, walking backwards.
- KG4BPTcancelledATLANTA RADIO CLUB INCGAgranted 1999-01-19cancelled 1999-11-10
Successor callsigns
Callsigns held now by people who previously held W4BIW.
No current licensee on record previously held this callsign.