Populated place
O'Fallon
United States
Also known as
O'Falon · O'Fehlan · O'Fellon · ao fa lun · awfalwn · awfalwn aylynwy
Population
29,002 inhabitants of record
Coordinates
38.592°,
-89.911°
WGS 84
Time zone
America/Chicago 04:59 · Saturday, 16 May 2026
Elevation
167 m
above sea level
The Atlas keeps no cartography. The land is for those who walk it.
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