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

W4CGR callsign genealogy

Currently held by DUNBAR, RYAN M

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 W4CGR's current licensee, walking backwards.

  1. WJ4CGRcancelled· G
    Rhinehart Sr, Charles GTNgranted 2009-10-16cancelled 2014-02-08
  2. KJ4JVQcancelled· T
    Rhinehart Sr, Charles GTNgranted 2009-02-27cancelled 2009-10-16

Successor callsigns

Callsigns held now by people who previously held W4CGR.

  1. W1RMDactive· E
    DUNBAR, RYAN MMEgranted 2021-01-21

All historical holders

Every license row we've seen with the callsign W4CGR, oldest first.

  • DUNBAR, RYAN M SC
    2010-10-13 → cancelled 2011-01-25
  • Rhinehart Sr, Charles G TN
    2024-01-09 active
← Back to W4CGR License history →