Are you intrigued by lump charcoal? BBQ Junkie has found a website dedicated to cataloging and rating various brands of lump charcoal. The reviews are extensive well documented. Take a look and drop a vote for your favorite brand.
If you are looking for lump charcoal to purchase locally try Barbecues Galore, Smart & Final (has really big bags), Surfas (had a nice selection over the summer) or your local Latin market (usually will have some.)