Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9LQ callsign genealogy
Currently held by EILTS, JOHN E
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 W9LQ's current licensee, walking backwards.
- Jordan, James PTXgranted 2012-10-23cancelled 2021-02-27
Successor callsigns
Callsigns held now by people who previously held W9LQ.
- KOSIDOWSKI, FRANKMEgranted 2019-02-02
All historical holders
Every license row we've seen with the callsign W9LQ, oldest first.
- EILTS, JOHN E IL2000-07-28 → cancelled 2012-07-31
- KOSIDOWSKI, FRANK ME2012-08-18 → cancelled 2019-02-02
- Jordan, James P TX2021-02-27 active