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

KH0QOL callsign genealogy

Currently held by GRAUMAN, DAVID S

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 KH0QOL's current licensee, walking backwards.

  1. KL7QOLcancelled· E
    GRAUMAN, DAVID SMPgranted 2007-09-07cancelled 2015-10-23
  2. AL7BScancelled· A
    GRAUMAN, DAVID Scancelled 1997-12-03

Successor callsigns

Callsigns held now by people who previously held KH0QOL.

  1. K7QOLactive· E
    GRAUMAN, DAVID SAZgranted 2025-03-01
← Back to KH0QOL License history →