Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA7TXE callsign genealogy
Currently held by LEWIS, CLARENCE N
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 KA7TXE's current licensee, walking backwards.
- LEWIS, ROBERT COKgranted 2023-11-14cancelled 2023-12-08
Successor callsigns
Callsigns held now by people who previously held KA7TXE.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA7TXE, oldest first.
- LEWIS, CLARENCE N OR2005-03-31 → cancelled 2017-06-28
- LEWIS, ROBERT C OK2023-12-08 active