Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WH0RU callsign genealogy
Currently held by Northern Mariana Contest Club
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 WH0RU's current licensee, walking backwards.
- WH0ACDcancelledNorthern Mariana Contest ClubMPgranted 2012-05-30cancelled 2012-07-07
Successor callsigns
Callsigns held now by people who previously held WH0RU.
No current licensee on record previously held this callsign.