Example methods disclosed herein include accessing first messaging received from an enterprise mobility management system to identify a first device, the first messaging conforming to a first set of application programming interfaces. Disclosed example methods also include exchanging respective instances of second messaging with respective ones of multiple different service provider information technology systems supporting service ordering to identify a first one of the service provider information technology systems associated with the first device, the respective instances of the second messaging including first data from the first messaging and conforming to respective second sets of application programming interfaces, different from the first set of application programming interfaces, that are specific to the respective ones of the different service provider information technology systems. Disclosed example methods further include exchanging third messaging with the first one of the service provider information technology systems to determine service offerings available for the first device.