Road511
Free trialLiveLast verified 24 Sept 2026
Unified US/Canada traffic events, cameras, signs, bridges and truck routing across 64 jurisdictions.
Example request
curl -s 'https://api.road511.com/api/v1/events?jurisdiction=WA&api_key=$API_KEY'
Free tier, in plain English
No permanent free tier; a 14-day no-card trial gives limited jurisdictions and delayed data before a paid plan is required.
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