Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC1MDW callsign genealogy
Currently held by Wilber, James P
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 KC1MDW's current licensee, walking backwards.
- Wilber, James PCTgranted 2020-01-03cancelled 2020-06-05
Successor callsigns
Callsigns held now by people who previously held KC1MDW.
All historical holders
Every license row we've seen with the callsign KC1MDW, oldest first.
- Wilber, James P CT2019-11-12 → cancelled 2020-01-03
- Wilber, James P CT2020-06-05 → cancelled 2022-12-28