According to one aspect, the subject matter described herein includes a method for affecting user associations in over the top (OTT) service platforms. The method includes receiving a first message for initiating associations or disassociations between a first user and a second user of over the top (OTT) service platforms. The OTT service platforms are controlled and operated by distinct entities. The method also includes determining, using at least one of information in the first message and stored information, the OTT service platforms in which associations are to be established or disestablished. The method further includes sending at least a second message for establishing or disestablishing an association between the first user and the second user in the OTT service platforms.