Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0CSR callsign genealogy
Currently held by Community Service Radio Club
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 W0CSR's current licensee, walking backwards.
- KC0YNEcancelledCommunity Service Radio ClubMOgranted 2006-09-19cancelled 2011-07-23
Successor callsigns
Callsigns held now by people who previously held W0CSR.
No current licensee on record previously held this callsign.