Area code · MO
314 area code
The 314 area code serves St. Louis, Missouri. Look up a specific 314 number, or browse other popular area codes.
2 min readUpdated October 6, 2026By the SecondBars team
Location
St. Louis, MO
Timezone
Central
State
Missouri
Major cities
St. Louis
ABOUTAbout the 314 area code
The 314 area code is assigned to St. Louis, Missouri. Phone numbers with this area code are used by residents and businesses in the St. Louis metropolitan area and surrounding communities.
If you've received an unwanted call from a 314 area code number, use the phone lookup to see what we have on file for it. Don't call back numbers you don't recognize or share personal details, and block numbers that keep calling.
EXPLOREPopular area codes
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