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

K0MAX callsign genealogy

Currently held by Larson, Neil W

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 K0MAX's current licensee, walking backwards.

  1. KA0MAXcancelled· E
    Larson, Neil WCOgranted 2008-10-03cancelled 2009-12-18
  2. KG6MSNcancelled· G
    Larson, Neil WCOgranted 2002-08-05cancelled 2008-10-03

Successor callsigns

Callsigns held now by people who previously held K0MAX.

  1. K5EIEactive· G
    Moon, Maxwell GWAgranted 2017-08-31

All historical holders

Every license row we've seen with the callsign K0MAX, oldest first.

  • Moon, Maxwell G MN
    2002-04-10 → cancelled 2007-11-27
  • Larson, Neil W CO
    2019-10-17 active
← Back to K0MAX License history →