If you need to cancel or change a transaction, then you should contact by telephone with the MoneyGram branch agent, made the transaction for you. In the city of San Salvador representatives of MoneyGram and Citibank announced a new regional project, which will provide money transfer services in Costa Rica, El Salvador, Guatemala, Honduras and Nicaragua. How to receive money via MoneyGram wired transfer? To obtain a money transfer it is necessary know the number of transfer from the sender. MoneyGram completed the rollout of simplified pricing for money transfer services in the U.S., an initiative that began last year.