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Thornton, Washington
Thornton
is an
unincorporated community
in
Whitman County
,
Washington, United States
.
Founded
in
1889
by P.M.
Sheehan
, Thornton is located near U.S.
Route 195
,
west
of
Oakesdale
. Thornton has a
post office
with
ZIP code
99176.