Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KV4YO callsign genealogy
Currently held by RAMJATTAN, HAROLD B
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 KV4YO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KV4YO.
- RAMJATTAN, HAROLD BFLgranted 2012-04-07cancelled 2016-11-22