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

WB0TYL callsign genealogy

Currently held by Hardin, Ronald 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 WB0TYL's current licensee, walking backwards.

  1. W0TYLactive· A
    HARDIN, RONALD JMOgranted 2025-06-25

Successor callsigns

Callsigns held now by people who previously held WB0TYL.

  1. W0TYLactive· A
    HARDIN, RONALD JMOgranted 2025-06-25
  2. W0TYLcancelled· A
    Hardin, Ronald JMOgranted 2009-01-16cancelled 2015-04-21

All historical holders

Every license row we've seen with the callsign WB0TYL, oldest first.

  • Hardin, Ronald J MO
    2004-03-19 → cancelled 2009-01-16
  • Hardin, Ronald J MO
    2015-04-21 → cancelled 2015-07-21
← Back to WB0TYL License history →