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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KB3RDN callsign genealogy

Currently held by Munro, Richard

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 KB3RDN's current licensee, walking backwards.

  1. KN2RDNactive· G
    Munro, RichardFLgranted 2020-06-16

Successor callsigns

Callsigns held now by people who previously held KB3RDN.

  1. KN2RDNactive· G
    Munro, RichardFLgranted 2020-06-16
  2. KN2RDNcancelled· G
    Munro, RichardORgranted 2018-02-21cancelled 2019-07-30

All historical holders

Every license row we've seen with the callsign KB3RDN, oldest first.

  • Munro, Richard OR
    2018-01-29 → cancelled 2018-02-21
  • Munro, Richard FL
    2019-07-30 → cancelled 2020-06-16
← Back to KB3RDN License history →