gecdsb core.myblueprint.ca Category:education Global Rank:- visits:222.3K pages/Per:3.0 publicboard.ca greater essex county district school board (gecdsb). 451 park street west, p.o. box 210, windsor on, n9a 6k1. phone: (519) 255-3200. toll free: 1-888-779-7735. Category:education Global Rank:395,457 visits:125.8K pages/Per:2.8 ADS