Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3EC callsign genealogy
Currently held by MASON, WILLIAM A
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 W3EC's current licensee, walking backwards.
- KB3SCScancelledSouthern York County Contest ClubPAgranted 2008-12-16cancelled 2009-05-08
Successor callsigns
Callsigns held now by people who previously held W3EC.
- MASON, WILLIAM AVAgranted 2017-02-14
All historical holders
Every license row we've seen with the callsign W3EC, oldest first.
- CARRERAS SR, LEO M MD1988-08-30 → cancelled 2000-09-01
- MASON, WILLIAM A VA2000-09-19 → cancelled 2007-04-17
- Southern York County Contest Club PA2019-02-14 active