Receiving and using the care of health's services is named utilization of health's services and availability means opportunity and ability of using the services. In our country progressing of the correction the health's regime began from 1381.the main aim of correction of the health's regime in Iran is to start a series of aim oriented changes' continual for improvement the efficacy, establishment the justice in people's services hygienic and remedy having, protection people relation to financial's danger of illnesses, make the permanent's financial. We considered the Family Physician plan as the most important plan for health's regime in this research. this research collected data from 761 people at the Family Physician plan that contains 379 people in villages and 382 people in the town that society's model data collected by questionnaire and other necessaries' information collected from health office of town and other health and treatment centers' statics' unit then considered on excel application and SPSS application and k2's experiment. In this research, after analysis it was found that a high percentage of rural population covered by Family Physician project and other variables is ineffective on benefit's amount for example: existence the old people those who have more than 65 years old , family's supervisor's literacy's amount and existence the feeble body in family. Inequality in benefit of health's services is dependent on some of Predisposing variable that effects shows in this research but recovery these variables can to make low these inequalities in using the health's care.