Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5URL callsign genealogy
Currently held by THE UPPER RIO FM SOCIETY INC
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 K5URL's current licensee, walking backwards.
- KD5VCOcancelledTHE UPPER RIO FM SOCIETY INCNMgranted 2003-02-04cancelled 2003-02-25
Successor callsigns
Callsigns held now by people who previously held K5URL.
No current licensee on record previously held this callsign.