Area code · CA
415 area code
The 415 area code serves San Francisco, California. Look up a specific 415 number, or browse other popular area codes.
2 min readUpdated October 6, 2026By the SecondBars team
Location
San Francisco, CA
Timezone
Pacific
State
California
Major cities
San Francisco
ABOUTAbout the 415 area code
The 415 area code is assigned to San Francisco, California. Phone numbers with this area code are used by residents and businesses in the San Francisco metropolitan area and surrounding communities.
If you've received an unwanted call from a 415 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
Backup data for your phone
Dropped signal around San Francisco?
SecondBars adds a second cellular network beside your carrier, so your phone has backup data when your carrier drops out. Keep your number. From $18 a month.