The paper recognizes Mongolian Name and Location using conditional random field model and rules based method. According to the characteristics of Mongolian Names and Location, we selected 5 kinds of characteristics as the CRF model’s feature, for the category name, the paper adopted the method based on rules. Finally, we correct errors and recall Names and Locations using dictionaries and rules. About organization, we proposed some rules and a knowledge based method. According to the grammatical characteristics of Mongolian organization name, the research summed up the constitution of simple organization name and composite organization name, designed an effective recognition rules and the corresponding knowledge base, realized the recognition of Mongolian organization name.