San Francisco — Emergency alert guide
Review AlertSF information and current registration options on the official programme page. Keep contact methods and selected locations current.
- Availability · Local programme guidance
- San Francisco offers a ZIP-code text option in addition to an account. Review the city’s current page for all available channels.
Source & saved evidence
San Francisco County · San Francisco — local emergency alert instructions (opens in a new tab)
Local programme guidance / text-option
Text your ZIP Code to 888-777
Agent source review: October 15, 2026 · Snapshot
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Source & saved evidence
San Francisco County · San Francisco — local emergency alert instructions (opens in a new tab)
Official programme entry / exact actual URL
AlertSF is San Francisco’s official emergency text alert system.
Agent source review: October 15, 2026 · Snapshot 6580ffad8bf7d527
Open the registration or sign-in route selected by the county programme. Follow its current contact, address, language and confirmation requirements.
Source & saved evidence
San Francisco County · San Francisco — local emergency alert instructions (opens in a new tab)
Official programme entry / exact actual URL
alertsf.org
Agent source review: October 15, 2026 · Snapshot 6580ffad8bf7d527
Shared California preparedness guidance. Review the state instructions and the current local programme.
Before you start · 3 requirements & conditions
- Eligibility & access · Shared California preparedness guidance — places
- Register in the places where you live, work or regularly spend time.
Source & saved evidence
State preparedness guidance / places
You should sign up for emergency alerts in the places where you live, work, or regularly spend time.
Agent source review: October 15, 2026 · Snapshot
6858e99a104ceb70 - Accessibility · Shared California preparedness guidance — channels
- Available channels vary by programme; state guidance includes calls, texts, email and in some cases TTY devices.
Source & saved evidence
State preparedness guidance / channels
When you sign up, you can choose how to get alerts sent to you, including cell phone, home phone, email, text messages, and in some cases, TTY devices.
Agent source review: October 15, 2026 · Snapshot
6858e99a104ceb70 - Languages · Shared California preparedness guidance — languages
- Language availability varies. Review the county programme’s current options and the state guide’s explanation of common alert words.
Source & saved evidence
State preparedness guidance / languages
Some alert systems may not always be able to send alerts in the language you speak.
Agent source review: October 15, 2026 · Snapshot
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Source & saved evidence
Official state preparedness page heading
About Local Emergency Alerts
Agent source review: October 15, 2026 · Snapshot 6858e99a104ceb70
Shared California preparedness guidance. Review the state instructions and the current local programme.
- Availability · Shared California preparedness guidance — quake-limit
- Earthquake early warnings may arrive during or after shaking. They do not guarantee advance notice.
Source & saved evidence
State preparedness guidance / quake-limit
In some cases people may receive an alert once they feel shaking or after an earthquake passes.
Agent source review: October 15, 2026 · Snapshot
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Source & saved evidence
Official state preparedness page heading
Types of Alerts
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