Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4MCS callsign genealogy
Currently held by McSwain, Horace 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 WA4MCS's current licensee, walking backwards.
- McSwain, Horace RNCgranted 2018-02-13cancelled 2018-03-20
Successor callsigns
Callsigns held now by people who previously held WA4MCS.
No current licensee on record previously held this callsign.