To get some ideas on foods that contain complex carbohydrates you could visit websites such as Live Strong, Body for Life, Eat Clean Diet and Weight Loss For All.
They have sheets you can print to list your foods and the calories. You can print off a calorie chart to help find the calories and carbs in your food.
You can find a diabetic food list at http://diabetes.webmd.com/diabetic-food-list-best-worst-foods. It will help explain what foods to eat and what to stay away from.
You can find a list of high carb foods on websites such as wikipedia or mommyknows best or websites where people can help you decided whether there are high carbs or not.
You can find list of food trucks in LA on the following websites; yelp, Find LA Food Trucks, Ranker, Food Trucks Map, and Los Angeles Travel on About website.
A list of general food firms can be found on Wikipedia. The Wikipedia list includes all companies involved in food processing and production. Real Farmacy provides a printable list of food firms.
Bananas are high in carbs but they are not 'bad' carbohydrates in the way that refined (processed) carbohydrates are. If you are unsure what constitutes a refined (processed) carbohydrate, you will find a list, further down this page, listed under Related Questions.
You can find an Atkins diet food list on the following site: http://lowcarbdiets.about.com/od/atkinsdiet/a/atkinsfoodlists.htm. It can be a very effective diet.
It is not difficult to find high carb food almost every fast food has high carbs. Potatoes, sugar, donats, dried fruits, Pizza, cookies, crackers, fries. It is easy to shop high carb food at any fast food restaurant if you need high carbohydrate you should start with fries and also treat your self with a good desert like cake to consume more carbohydrate.
There are various websites and books that can help you find a food list for people with type O blood. I found many just by typing "food list for O blood people" world wide web
read the nutrition list on the back
Compiling a quick reference low carb food list allows you to easily choose ingredients for creating meals that are low in carbohydrates and high in nutrients. If you are counting carbs for a weight loss diet or a health maintenance program, having a handy cheat sheet that lists the carb content of various food ingredients helps you ensure you do not exceed your daily allotment. The American Diabetes Association offers some excellent, free resources for low carb food lists, including shopping lists and lists of whole grain foods as well as fresh vegetables and fruits, which are among the healthiest carbs to consume.
You should find a list of ingredients on all food packages. The only exception would be homemade foods packaged by home bakers.