Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9SPR callsign genealogy
Currently held by Smith, Robert L
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 K9SPR's current licensee, walking backwards.
- Smith, Robert LILgranted 2016-07-27cancelled 2016-08-16
Successor callsigns
Callsigns held now by people who previously held K9SPR.
No current licensee on record previously held this callsign.