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

N7MSR callsign genealogy

Currently held by CLARIDGE, RICK 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 N7MSR's current licensee, walking backwards.

  1. KD7WEOcancelled· G
    RAUCHFUSS, MARK SAZgranted 2003-05-21cancelled 2006-07-06
  2. KB8GKZcancelled· G
    RAUCHFUSS, MARK SAZgranted 2003-05-21cancelled 2003-05-29
  3. KB4CHA
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held N7MSR.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N7MSR, oldest first.

  • CLARIDGE, RICK W WA
    1989-05-16 → cancelled 2001-05-17
  • RAUCHFUSS, MARK S MI
    2026-05-16 active