Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KW4IV callsign genealogy
Currently held by HART SR, DANIEL E
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 KW4IV's current licensee, walking backwards.
- HART SR, DANIEL EFLgranted 2009-04-08cancelled 2015-04-22
Successor callsigns
Callsigns held now by people who previously held KW4IV.
- HART SR, DANIEL EFLgranted 2009-04-08cancelled 2015-08-07