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Confidence: Medium · Source: FCC ULS · As of 2026-09-10

W9KB callsign genealogy

Currently held by ESSER, VINCENT L

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 W9KB's current licensee, walking backwards.

  1. AB8VHcancelled· E
    Bills, Kenneth JMIgranted 2005-09-29cancelled 2006-01-10
  2. KD8CEJcancelled· E
    Bills, Kenneth JMIgranted 2005-09-29cancelled 2005-10-29

Successor callsigns

Callsigns held now by people who previously held W9KB.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W9KB, oldest first.

  • ESSER, VINCENT L WI
    1994-03-29 → cancelled 1997-10-03
  • Bills, Kenneth J FL
    2025-11-22 active
← Back to W9KB License history →