Certificate of Origin and Free Sales Hours:
Monday, Wednesday, Thursday: 9:00 – 4:00 pm
Tuesday: 11:00 – 4:00 pm
Friday: 9:00 – 12:00 pm
Monday, Wednesday, Friday: 9:00 am to 11:00am
…Ranks within Top 10 Most Visited Chamber Sites. – Reuters The Irvine Chamber’s rankings have jumped from being among the middle of hundreds of other chambers nationwide to consistently being ranked within the top 10 over the past several weeks.