A source system receives, from at least one of the user associated with an entity or the human operator associated with the source system, an indication to suppress all listings associated with the entity on one or more provider systems, wherein the indication comprises identification data of the entity and an indication that the identification data of the entity is no longer valid. The source system retrieves, from a database associated with the source system, a list of one or more provider systems associated with the source system and having at least one listing corresponding to the entity. For each provider system in the list of one or more provider systems: the source system searches the provider system for listings having identification data matching the identification data of the entity. The source system receives, from the provider system, one or more matching listings having identification data matching the identification data of the entity, wherein each listing of one or more matching listings has a corresponding provider-supplied external identifier assigned by the provider system. The source system transmits, to the provider system, a request to suppress the one or more matching listings, the request to suppress the one or more matching listings comprising a list of the one or more corresponding provider-supplied external identifiers.