511 Traffic Systems in Colorado

CO 511 Traffic Systems
Page Overview

What is It?

America's Traveler Information Number, 511, is available in Colorado. This handy number allows you to instantly access road conditions throughout the entire state.

How It Works

By dialing 511, you can alert yourself to road and weather conditions, construction reports, road closures, detours, chain restrictions, and even Amber Alerts.

Voice instructions will guide you on how to access information for specific towns, cities and highways.

If you're outside of Colorado, you can access the state's traffic information by dialing (303) 639-1111.

You can also download the app to access real-time traffic information.

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