511 | Metropolitan Transportation Commission
Source: https://mtc.ca.gov/operations/traveler-services/511
Archived: 2026-04-23 17:21
511 | Metropolitan Transportation Commission
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511
511 is your source for Bay Area traffic, transit, carpool, vanpool and bicycling information. Free and available whenever you need it — 24 hours a day, 7 days a week — from anywhere in the Bay Area. Call 511 or visit
511.org
.
Credit
Noah Berger
Real-time Travel Information Wherever You Are
Visit 511.org
511.org
’s resources include:
Traveler alerts
An interactive map, with traffic, transit, carpool and biking information layers
A single source for tweets from 511 and partner agencies
Resources for traffic, transit, paratransit, Clipper® cards, Clipper Access discount cards (formerly known as RTC cards), carpool, vanpool, bicycling, Express Lanes and park ‘n ride lots
Call 511
The most popular real-time traveler information resources are available by calling 511, and asking for:
Departure times
Traffic conditions
Freeway Assist
Carpool information
Vanpool information
Express Lanes
Paratransit
These services and more are available when you call 511 for free.
511 Text Alerts
Sign up for 511 emergency text alerts:
Text 511Alert (no space) to 888777
An automated text response will confirm your registration
This service is free; text and data rates may apply
511 on Social Media
Follow
@511SFBay on X
for current updates on Bay Area traffic and transit
Follow
@511SFBay on Facebook
for regional transportation information
Follow
@511sfbay on Instagram
for photos that capture the Bay Area on the move
More Ways 511 Helps You
Biking Access & Tips
Learn about taking your bicycle on Bay Area transit, on bridges and through tunnels, and get tips on bike parking.
Transit Discounts for People with Disabilities
The Clipper Access Card (formerly Regional Transit Connection [RTC] discount card) is available to people with qualifying disabilities. Apply, renew or replace a Clipper Access card at 511.org.
Call 511 for Freeway Assist
Need help on the highway? Want to report a hazard? Dial 511 on your cell phone and, when connected, say “Freeway Assist.”
No cell phone? Use one of the 600 call boxes located on toll bridges and along rural highways. Call boxes include fully functioning TTY keyboards and screens.
Carpool & Vanpool
Find resources for sharing a ride, including long-term or one-time
carpools
and
vanpools
.
Partnership
MTC operates 511 in partnership with:
California Department of Transportation
California Highway Patrol
Dozens of public transit operators
Carpool organizations around the Bay Area
Skip to main content
511
511 is your source for Bay Area traffic, transit, carpool, vanpool and bicycling information. Free and available whenever you need it — 24 hours a day, 7 days a week — from anywhere in the Bay Area. Call 511 or visit
511.org
.
Credit
Noah Berger
Real-time Travel Information Wherever You Are
Visit 511.org
511.org
’s resources include:
Traveler alerts
An interactive map, with traffic, transit, carpool and biking information layers
A single source for tweets from 511 and partner agencies
Resources for traffic, transit, paratransit, Clipper® cards, Clipper Access discount cards (formerly known as RTC cards), carpool, vanpool, bicycling, Express Lanes and park ‘n ride lots
Call 511
The most popular real-time traveler information resources are available by calling 511, and asking for:
Departure times
Traffic conditions
Freeway Assist
Carpool information
Vanpool information
Express Lanes
Paratransit
These services and more are available when you call 511 for free.
511 Text Alerts
Sign up for 511 emergency text alerts:
Text 511Alert (no space) to 888777
An automated text response will confirm your registration
This service is free; text and data rates may apply
511 on Social Media
Follow
@511SFBay on X
for current updates on Bay Area traffic and transit
Follow
@511SFBay on Facebook
for regional transportation information
Follow
@511sfbay on Instagram
for photos that capture the Bay Area on the move
More Ways 511 Helps You
Biking Access & Tips
Learn about taking your bicycle on Bay Area transit, on bridges and through tunnels, and get tips on bike parking.
Transit Discounts for People with Disabilities
The Clipper Access Card (formerly Regional Transit Connection [RTC] discount card) is available to people with qualifying disabilities. Apply, renew or replace a Clipper Access card at 511.org.
Call 511 for Freeway Assist
Need help on the highway? Want to report a hazard? Dial 511 on your cell phone and, when connected, say “Freeway Assist.”
No cell phone? Use one of the 600 call boxes located on toll bridges and along rural highways. Call boxes include fully functioning TTY keyboards and screens.
Carpool & Vanpool
Find resources for sharing a ride, including long-term or one-time
carpools
and
vanpools
.
Partnership
MTC operates 511 in partnership with:
California Department of Transportation
California Highway Patrol
Dozens of public transit operators
Carpool organizations around the Bay Area