Bodily fluid withdrawing devices including electronics, and associated systems and methods, are disclosed. In some embodiments, the devices include a housing containing a bodily fluid withdrawing feature, an actuator movable relative to the housing, and one or more electronic component(s). The electronic component(s) can be configured to transition from an inactive state to an active state when the device is actuated and a circuit of the device is closed. Upon transitioning to the active state, the electronic component(s) can be configured to wirelessly transmit information and/or receive information from an external recipient. In some embodiments, the devices disclosed herein can comprise part of an interconnected system including one or more communication devices.