商户类别码 MCC

用户类别 User Category CAT ; User type ; users classification

主叫用户类别 Caller Category ; Calling Party Category

用户类别标识符 UCI UserClassIdentifier ; user class identifier

商户类别代码 merchant category code ; MCC

帐户类别 account category

长途无权用户类别 toll unauthorized category

客户类别 Customer Profile

合同帐户类别 contract account category