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

W6SZP

Active

MASON, MICHAEL L

Location: SANTA PAULA, CA
Class: Amateur Extra
Granted: 2023-09-29
Expires: 2033-09-29
Previous call: W7PRC
FRN: 0002018679

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Vanity availability

Held

Currently held

W6SZP 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

W7PRCactive
Prescott Radio ClubAZgranted 2026-07-31
KK7ZQFcancelled
Prescott Radio ClubAZgranted 2025-03-13cancelled 2026-07-31

Prior holders later became

W7PRCcancelled· E
MASON, MICHAEL LCAgranted 2021-10-30cancelled 2023-09-29

License history

0 events

No recorded events.

More vanity slots coming available

From California

All →

KC6OZS 2026-09-09
KD6MWG 2026-09-09
KG6NDR 2026-09-09
KG6NDX 2026-09-09
KG6NEF 2026-09-09

Starting with W6

All →

W6RNB CA · 2026-09-13
W6BBZ NV · 2026-09-17
W6DXN CA · 2026-09-17
W6SEZ CA · 2026-09-17
W6DZN CA · 2026-09-19

Full history → Vanity availability → Callsign genealogy →