Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KW3W callsign genealogy
Currently held by GRAHAM, REGGIE
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 KW3W's current licensee, walking backwards.
- MAGUIRE III, CHARLES JPAgranted 2017-05-26cancelled 2021-04-27
Successor callsigns
Callsigns held now by people who previously held KW3W.
- NEIFERT JR, ROBERT MPAgranted 1996-06-18cancelled 2008-06-19
All historical holders
Every license row we've seen with the callsign KW3W, oldest first.
- GRAHAM, REGGIE MD2009-03-06 → cancelled 2021-04-09
- MAGUIRE III, CHARLES J PA2021-04-27 active