Shop here for extra long work shirts:

Zappos.com 

One of the top online retailers has a good selection of extra long tall mens work shirts from Carhartt and Dickies.
Free Shipping and Free Return Shipping on all items, every day. Order several items, try them on, and return the ones you don't want -- all Free.

Sierra Tall Mens Work Shirts icon

Sierra Trading Post features discounted Carhartt extra long tall mens work shirts. Their stock changes, so check back often.

Carhartt's Tall Mens Shirts

Why not buy direct from Carhartt? Shop extra long tall mens work shirts in short sleeves and long sleeves.
Sale - $5 off pants, 15% off boots, 25% off socks, belts, & suspenders. Save now through 9/29.

Penneys Tall Mens Work Shirts

Tall mens extra long short sleeve and long sleeve work shirts at Penney's from Dickies and Red Kap.
Sale - Online only: Extra 25% off when you spend $100 or more, or Extra 20% off when you spend under $100. Ends 9/22.