uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

AB8LN callsign genealogy

Currently held by Williams, Mark 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 AB8LN's current licensee, walking backwards.

  1. N8RUKcancelled· E
    Williams, Mark EMIgranted 1992-01-21cancelled 2001-09-20

Successor callsigns

Callsigns held now by people who previously held AB8LN.

  1. W8YAactive· E
    Williams, Mark EMIgranted 2021-02-06