Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5MKI callsign genealogy
Currently held by SONNIER, JOHNNIE B
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 W5MKI's current licensee, walking backwards.
- INKS, MARY KTXgranted 2016-05-02cancelled 2019-06-25
Successor callsigns
Callsigns held now by people who previously held W5MKI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5MKI, oldest first.
- SONNIER, JOHNNIE B TX2006-11-21 → cancelled 2019-02-20
- INKS, MARY K TX2019-06-25 active