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

K4MPI

Active

HENING, FRED C

Location: Boaz, AL
Class: Amateur Extra
Granted: 2016-05-03
Expires: 2026-07-17
Previous call: N4TTK
FRN: 0008211492

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Vanity availability

Held

Currently held

K4MPI 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

N4TTKactive· E
Paulson, Roger JTNgranted 2023-01-19
K4KCUcancelled· E
Paulson, Roger JTNgranted 2012-02-16cancelled 2013-01-23
KG4KCUcancelled· G
Paulson, Roger JTNgranted 2000-10-24cancelled 2002-03-29

License history

0 events

No recorded events.

More vanity slots coming available

From Alabama

All →

KQ4UUE 2026-09-09
KG4SUF 2026-09-10
KQ4TEB 2026-09-10
KQ4UQY 2026-09-10
KQ4UVF 2026-09-10

Starting with K4

All →

K4HCL FL · 2026-09-09
K4CYG FL · 2026-09-10
K4LWW NC · 2026-09-10
K4ONS NC · 2026-09-10
K4YDD FL · 2026-09-10

Full history → Vanity availability → Callsign genealogy →