Systems and methods for international dialing through a relay are provided. In an example embodiment, a communication is received at a server from a communication application installed on a device of a caller. The communication includes a destination number. A mapping of the destination number to a single call attribute is stored in a database of the server. A call to a pool number is received at the server from the caller. A determination is made of a call attribute from the call. Based on the call attribute from the call matching the single call attribute mapped to the destination number, the call is connected to the destination number.