Confidence: Medium · Source: FCC ULS · As of 2026-09-12

W4TF license history

Held by Singh, Vishnu K

Every recorded ULS event for this callsign — grants, renewals, modifications, expirations, and transfers. Sourced from the FCC daily transaction file.

License history

11 events

Renewed 2026-09-02

LIREN
[LIREN]
Address update 2026-03-05

LIAUA
[LIAUA]
Address update 2020-06-16

LIAUA
[LIAUA]
Address update 2018-12-13

LIAUA
[LIAUA]
Address update 2016-11-10

LIAUA
[LIAUA]
Address update 2016-09-13

LIAUA
[LIAUA]
Vanity callsign change 2016-09-07

VANGRT
[VANGRT]
License granted 2016-09-07

LIISS
[LIISS]
correction 2016-07-19

COR
[COR]
Renewed 2006-09-08

LIREN
[LIREN]
Terminated 2006-09-06

LITIN
[LITIN]

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