uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

AB8RU callsign genealogy

Currently held by Holman, Mark A

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 AB8RU's current licensee, walking backwards.

  1. N8ZUXcancelled· E
    Holman, Mark AMIgranted 2003-05-07cancelled 2003-11-04

Successor callsigns

Callsigns held now by people who previously held AB8RU.

No current licensee on record previously held this callsign.