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

W9UP callsign genealogy

Currently held by Uehling, Philip 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 W9UP's current licensee, walking backwards.

  1. WR9ARCcancelled
    Riverland Amateur Radio ClubWIgranted 2010-01-28cancelled 2020-03-10
  2. KB9VTYcancelled
    Riverland Amateur Radio ClubWIgranted 2000-02-17cancelled 2000-04-04

Successor callsigns

Callsigns held now by people who previously held W9UP.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W9UP, oldest first.

  • Uehling, Philip F WI
    2017-08-29 → cancelled 2019-12-20
  • Riverland Amateur Radio Club WI
    2020-03-10 active
← Back to W9UP License history →