O’Fallon, Saint Charles County, Missouri
Dates of post office operation:
1859-
Present
Zip Code
63366
Location
28.7 miles NW of St Louis
Latitude
38.800101
Longitude
90.720159
Map from
US Census
USGS GNIS
Population
39,485
O’Fallon has had these other postal activities:
Y
N
Precancels
X
Territorial
X
County Seat
X
7-1-1971 Affair
X
Doane Cancel
X
Spray Markings
X
Researcher(s)
X
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Updated: 27 Nov 2009 23:28:44