Jefferson Chamber of Commerce Block Advisors Share: Accounting / Bookkeeping Block Advisors Visit Website 1901 Manhattan Blvd., Ste. 104-C Harvey, LA 70058 (504) 361-3895 (504) 309-5376 (fax) Hours: Monday thru Friday ( Tax Season) from 9am-9pm Saturday & Sunday (Tax Season) 9am to 5pm About Map About Year-Round Tax Prep & Planning: At Block Advisors, we're in the outcome-optimizing business. This not only means reducing tax liability this year, but developing tactics for next year and beyond. What's Nearby? Distance: 5 10 15 20 25 50 mi.