Keywords: Ontario Highway 557.png en wikipedia 2012 January 6 en Road sign icon for the provincial highways systems in Ontario Canada This road sign is depicting Secondary Highway 557 October 21 2007 Original File Upload Author's own work <br />Transferred from http //en wikipedia org en wikipedia User RingtailedFox en wikipedia RingtailedFox Original upload log page en wikipedia Ontario_Highway_557 png 2007-10-20 19 35 RingtailedFox 448×451 19435 bytes <nowiki>Made with Adobe Adobe Photoshop CS3 Extended PD-canada </nowiki> Ontario Highway shields 557 557 number |