Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4BLR callsign genealogy
Currently held by RAUSCHENBERG, BRADFORD 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 K4BLR's current licensee, walking backwards.
- RAUSCHENBERG, BRADFORD Lcancelled 1998-01-14
Successor callsigns
Callsigns held now by people who previously held K4BLR.
No current licensee on record previously held this callsign.