La Manzanilla does not have a bank, ATM machine, or casa de cambio. Businesses do not accept credit cards or currency other than pesos. You will need to arrive with enough Mexican pesos for your stay or plan a trip to Melaque to replenish your stash of cash. Pesos are the currency used in Mexico. Bills come in denominations of $20, $50, $100, $200, $500, and $1,000 pesos. Coins are in denominations of $1, $2, $5, $10, and $20 pesos and 10, 20 and 50 centavos. The exchange rate fluctuates daily.