Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0MTU callsign genealogy
Currently held by LAUGHLIN, ROBERT F
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 W0MTU's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W0MTU.
- LAUGHLIN, ROBERT FMOgranted 2012-07-21cancelled 2018-10-19
All historical holders
Every license row we've seen with the callsign W0MTU, oldest first.
- MITCHELL, JAMES F MO1993-11-02 → cancelled 2005-11-03
- LAUGHLIN, ROBERT F MO2006-01-27 → cancelled 2012-07-21