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

W4NPT callsign genealogy

Currently held by NAS AMATEUR RADIO CLUB

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 W4NPT's current licensee, walking backwards.

  1. KI4DFAcancelled
    North Port Special Operations ClubFLgranted 2003-12-02cancelled 2006-04-18

Successor callsigns

Callsigns held now by people who previously held W4NPT.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W4NPT, oldest first.

  • NAS AMATEUR RADIO CLUB VA
    1989-09-12 → cancelled 2001-09-13
  • NORTH PORT SPECIAL OPERATIONS CLUB FL
    2016-10-25 active
← Back to W4NPT License history →