Confidence: Medium · Source: FCC ULS · As of 2026-09-09
W4RNK callsign genealogy
Currently held by KEIM, ROBERT N
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 W4RNK's current licensee, walking backwards.
- Keim, Robert NFLgranted 2002-08-08cancelled 2003-03-04
Successor callsigns
Callsigns held now by people who previously held W4RNK.
No current licensee on record previously held this callsign.