Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3DCS callsign genealogy
Currently held by Spack, Christopher 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 W3DCS's current licensee, walking backwards.
- Smith, Donald CDEgranted 2019-02-27cancelled 2019-10-08
Successor callsigns
Callsigns held now by people who previously held W3DCS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3DCS, oldest first.
- Spack, Christopher A PA2003-05-28 → cancelled 2015-05-29
- Smith, Donald C DE2019-10-08 active