Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1CS callsign genealogy
Currently held by Shaffer, Benjamin C
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 W1CS's current licensee, walking backwards.
- Shaffer, Benjamin CNHgranted 2015-08-04cancelled 2020-08-04
Successor callsigns
Callsigns held now by people who previously held W1CS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1CS, oldest first.
- DODD JR, SPENCER S MA2008-05-13 → cancelled 2020-07-17
- Shaffer, Benjamin C NH2020-08-04 active