Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3CTO callsign genealogy
Currently held by WELDON, JAMES E
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 W3CTO's current licensee, walking backwards.
- Iannacone, Carmen CVAgranted 2020-02-19cancelled 2020-03-24
Successor callsigns
Callsigns held now by people who previously held W3CTO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3CTO, oldest first.
- WELDON, JAMES E PA1994-03-15 → cancelled 2006-03-16
- Iannacone, Carmen C VA2020-03-24 active