The tourist information office is known as El Centro Atencion Turistica La Palma (tel. 503/2335-9076; firstname.lastname@example.org) and is located on the northeastern corner of the central plaza. The staff are very friendly and helpful, but speak limited English. It's open weekdays 8am to 4pm and weekends 9am to1pm. There's a Banco Cuscatlán (tel. 503/2305-8331) with an ATM just off the main square.
There is no charge to leave El Salvador at El Poy, but there is a $3 tax to enter Honduras. The Salvadoran immigration office is open 24 hours, but its Honduran counterpart closes at night and opens from 4am to 10pm. Bus no. 119 passes through La Palma every half-hour, stopping at 7pm. It takes 30 minutes and costs 50¢. The bus stops 100m (328 ft.) before the border and El Poy immigration office. There are connections to Nueva Coctepeque and Copán Ruinas via La Entrada.
Note: This information was accurate when it was published, but can change without notice. Please be sure to confirm all rates and details directly with the companies in question before planning your trip.