Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0DIM callsign genealogy
Currently held by SMITH, SEAN R
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 W0DIM's current licensee, walking backwards.
- SMITH, SEAN RMOgranted 1998-12-21cancelled 2004-07-30
Successor callsigns
Callsigns held now by people who previously held W0DIM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0DIM, oldest first.
- PROFT JR, CONRAD R MO1995-09-06 → cancelled 2000-10-17
- SMITH, SEAN R IN2014-08-13 → cancelled 2026-08-15