Welcome to, the open speed limit database. We collect speed limit info by contacting States, mining estimates from ESRI shape files or just logging signs with Apps. If you are a University or Private agency, we could use some partnering. Introduce yourself. 

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jan 2016 update cellurl 2/3/16
Fwd: ITE webinar on iRAP and usRAP Jan 28, 2016 12:00 - 1:30pm ET cellurl 1/27/16
Duplicates removed. cellurl 1/23/16
Ford self driving efforts. cellurl 1/7/16
Wikispeedia Monthly Status cellurl 1/2/16
Contributors paid via Bitcoin cellurl 12/5/15
Python code to upload data to Wikispeedia cellurl 12/3/15
Tesla Auto Drive Ragaar 12/1/15
Fwd: Nov. 30 Deadline Outside Box Competition & Conference Jan. 9 cellurl 11/13/15
Snapshot available! Don't miss out. cellurl 11/3/15
Fwd: Road speed limit inquiry cellurl 10/11/15
Re: Hi, enjoyed the makezine article about gps cruise control diy project cellurl 10/4/15
Oct 2015 cellurl 10/2/15
Possible to use this API in iOS application? Stephen Hagans 9/24/15
cellurl 9/10/15
Re: 1.16 cellurl 9/6/15
discussion cellurl 9/4/15
survey cellurl 9/3/15
update Sept 2015 cellurl 9/1/15
wikispeedia Aug 2015 status report cellurl 8/11/15
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