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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

N8TMB callsign genealogy

Currently held by BUCK, THOMAS M

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 N8TMB's current licensee, walking backwards.

  1. KC8MCOcancelled· G
    BUCK, THOMAS MMIgranted 1999-05-19cancelled 2003-02-19

Successor callsigns

Callsigns held now by people who previously held N8TMB.

  1. KF8ZWexpired· A
    CHIPPS SR, WILLIAM AOHgranted 1993-03-23cancelled 2005-03-24