An interactive voice response interface includes an interactive voice response platform configured for receiving an initial communication including one or more of originating number data, IP address data or device data, accessing caller characteristic data corresponding to an entity based solely on the one or more of originating number data, IP address data or device data, and based on the accessed caller characteristic data and stored logic, determining an initial set of interactive voice response options, the stored logic including associations between of caller characteristic data items and initial option sets for prompting to entities, the caller characteristic data items including prior leave history.