Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA0MCS callsign genealogy
Currently held by RIVERS JR, GERALD 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 WA0MCS's current licensee, walking backwards.
- Lindsay, Andrew LMOgranted 2025-11-25cancelled 2025-12-16
Successor callsigns
Callsigns held now by people who previously held WA0MCS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA0MCS, oldest first.
- RIVERS JR, GERALD F MO1996-01-29 → cancelled 2005-04-12
- Lindsay, Andrew L MO2025-12-16 active