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

N4KHG callsign genealogy

Currently held by CALLIHAN, CHARLES 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 N4KHG's current licensee, walking backwards.

  1. KB4IPI
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held N4KHG.

No current licensee on record previously held this callsign.

← Back to N4KHG License history →