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

K4MAZ

Active

Friday, Ethan A

Location: Norman, OK
Class: Amateur Extra
Granted: 2026-05-22
Expires: 2036-05-22
Previous call: KR4HFW
FRN: 0037552536

Get notified about status changes and vanity availability for this callsign.

Vanity availability

Held

Currently held

K4MAZ 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

KR4HFWcancelled· E
Friday, Ethan AOKgranted 2025-11-21cancelled 2026-05-22

License history

0 events

No recorded events.

More vanity slots coming available

From Oklahoma

All →

KD5TUY 2026-09-10
KJ5HRK 2026-09-10
KF5RYN 2026-09-11
KF5RYO 2026-09-11
KJ5HQD 2026-09-13

Starting with K4

All →

K4CYG FL · 2026-09-10
K4LWW NC · 2026-09-10
K4ONS NC · 2026-09-10
K4YDD FL · 2026-09-10
K4KLP TN · 2026-09-13

Full history → Vanity availability → Callsign genealogy →