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

K9FK

Active

Maassen, John P

Location: Louisville, KY
Class: Amateur Extra
Granted: 2022-04-14
Expires: 2032-04-30
Previous call: AB9CJ
FRN: 0005550363

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Vanity availability

Held

Currently held

K9FK 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

AB9CJcancelled· E
Maassen, John PINgranted 2001-06-11cancelled 2002-04-30
KB9ZVBcancelled· E
Maassen, John PINgranted 2001-06-11cancelled 2001-06-19

License history

0 events

No recorded events.

More vanity slots coming available

From Kentucky

All →

KK4LMJ 2026-09-09
KD4STD 2026-09-10
KK4LMT 2026-09-10
KG4VAS 2026-09-11
KG4VAT 2026-09-11

Starting with K9

All →

K9KLF WI · 2026-09-09
K9CWO TX · 2026-09-10
K9CYV IL · 2026-09-10
K9SRS IL · 2026-09-12
K9WCC CA · 2026-09-13

Full history → Vanity availability → Callsign genealogy →