Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2SX callsign genealogy
Currently held by Campbell, Christopher J
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 W2SX's current licensee, walking backwards.
- Campbell, Christopher JMAgranted 2001-09-05cancelled 2007-04-14
Successor callsigns
Callsigns held now by people who previously held W2SX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W2SX, oldest first.
- MASTRIANNI, MICHAEL A NY1997-07-28 → cancelled 2005-01-23
- Campbell, Christopher J MA2017-02-28 active