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

KB1BOB callsign genealogy

Currently held by STEFANIK, STEPHEN J

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 KB1BOB's current licensee, walking backwards.

  1. KB1SEUcancelled· T
    Lamothe, Robert LNHgranted 2009-04-15cancelled 2009-05-05

Successor callsigns

Callsigns held now by people who previously held KB1BOB.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KB1BOB, oldest first.

  • STEFANIK, STEPHEN J MA
    1995-05-03 → cancelled 2007-02-21
  • Lamothe, Robert L NH
    2019-03-05 active