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

KH2X callsign genealogy

Currently held by Witherspoon, Philip H

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 KH2X's current licensee, walking backwards.

  1. AA0ELactive· E
    Layman, Eric FCOgranted 2022-06-07
  2. KE0NUBcancelled· E
    Layman, Eric FCOgranted 2017-06-21cancelled 2022-06-07

Successor callsigns

Callsigns held now by people who previously held KH2X.

  1. K4KPcancelled· E
    Witherspoon, Philip HFLgranted 2009-12-08cancelled 2015-08-26

All historical holders

Every license row we've seen with the callsign KH2X, oldest first.

  • BENTON, THOMAS J GU
    1991-12-31 → cancelled 2004-01-01
  • Witherspoon, Philip H FL
    2004-01-21 → cancelled 2009-12-08
  • SAKABE, TETSUYA GU
    2021-09-30 active
← Back to KH2X License history →