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

K4JTM

Cancelled

McMahan, John T

Location: Union City, TN
Class: Amateur Extra
Granted: 2018-07-20
Expires: 2028-07-20
Previous call: KN4NPP
FRN: 0027660653

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Vanity availability

Unknown

Status unknown

No vanity-slot record on file for K4JTM. Either it has never been issued, is currently held by an active license, or hasn't been re-computed since its last freeing event.

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

WU6Cactive· E
Sakaguchi, HiroshiCAgranted 2023-10-03
KN6HNBcancelled· E
Sakaguchi, HiroshiCAgranted 2020-02-10cancelled 2023-10-03

Prior holders later became

WU6Ccancelled· E
McMahan, John TTNgranted 2020-12-29cancelled 2021-05-15

License history

0 events

No recorded events.

More vanity slots coming available

From Tennessee

All →

KG4TWC 2026-09-10
KK4LNE 2026-09-10
KK4LNK 2026-09-10
KQ4TPH 2026-09-10
KQ4UUA 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 →