Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KQ1U callsign genealogy
Currently held by Maulis, Benjamin K
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 KQ1U's current licensee, walking backwards.
- Maulis, Benjamin KNVgranted 2011-07-19cancelled 2016-06-14
Successor callsigns
Callsigns held now by people who previously held KQ1U.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KQ1U, oldest first.
- SOUSA, RONALD J NH2004-03-05 → cancelled 2016-05-25
- Maulis, Benjamin K NV2026-04-29 active