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

W6MOB callsign genealogy

Currently held by BARRY, MARTEN

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 W6MOB's current licensee, walking backwards.

  1. KK6QKQcancelled· G
    Obrien, Michael SCAgranted 2014-11-19cancelled 2014-12-19

Successor callsigns

Callsigns held now by people who previously held W6MOB.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W6MOB, oldest first.

  • BARRY, MARTEN CA
    1996-10-02 → cancelled 2006-05-18
  • OBRIEN, MICHAEL S CA
    2014-12-19 active