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

N7MSI callsign genealogy

Currently held by MC GUIRE, WILLIAM F

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 N7MSI's current licensee, walking backwards.

  1. KB7DQU
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held N7MSI.

No current licensee on record previously held this callsign.

← Back to N7MSI License history →