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

WN0ZOS

Active

Cronstrom, Paul W

Location: Harrison, MI
Class: Advanced
Granted: 2023-10-21
Expires: 2033-12-24
Previous call: KI8GJ
FRN: 0016050197

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Vanity availability

Held

Currently held

WN0ZOS is held by an active license; it isn't a vanity slot right now.

Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).

Callsign genealogy

Full chain →

Previously held by current licensee

KI8GJcancelled· A
Cronstrom, Paul WMIgranted 2007-02-01cancelled 2013-12-24
KC8HDLcancelled· G
CRONSTROM, PAUL Wcancelled 1998-07-21

License history

0 events

No recorded events.

More vanity slots coming available

From Michigan

All →

W8SWM 2026-09-09
KD8TBR 2026-09-10
KD8TBU 2026-09-10
KD8TBW 2026-09-10
KD8TBY 2026-09-10

Starting with WN0

All →

WN0AK MN · 2026-11-21
WN0NFI KS · 2027-06-14

Full history → Vanity availability → Callsign genealogy →