American Express -- An office is at 3 Queen St. (tel. 029/649305).

Area Code -- The area code for Cardiff is 029.

Dentist -- For dental emergencies, contact Parade Dental Practice, 23 The Parade (tel. 029/2048-1486).

Doctor -- For medical emergencies, dial tel. 999 and ask for an ambulance. Doctors are on 24-hour-call service. A full list of doctors is posted at all post offices, or else visitors can ask at their hotel desk.

Drugstores -- To get a prescription filled, go to Boots the Chemist, with outlets all over town. The main dispensing service is at 5 Wood St. (tel. 029/2037-7043), open Monday to Friday 8am to 6:30pm, Saturday 9am to 6pm.

Emergencies -- To summon police or call firefighters, dial tel. 999, the same number used to call an ambulance.

Hospitals -- The most visible and best-accessorized hospital in Cardiff is the University Hospital of Wales (also known as the Heath Hospital), Heath Park (tel. 029/747747).

Internet Access -- To stay in touch, you can go to McDonald's, 12-14 Queen St. (tel. 029/222604). Internet access is free, but customers must carry their own laptops. It's open Monday to Thursday 7:30am to midnight, Friday and Saturday 7:30am to 3am, and Sunday 7:30am to 11pm.

Maps -- You can obtain detailed maps for free from the Cardiff Visitors Centre at the Old Library, the Hayes (tel. 0870/121-1258).

Police -- In an emergency, dial tel. 999. Otherwise, contact the Central Cardiff Police Station, King Edward VII Avenue, Cathays Parks (tel. 029/222111).

Post Office -- The main post office is at 45-46 Queens Arcade, Queen Street (tel. 0845-722-3344;, open Monday to Saturday from 9am to 5:30pm.

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.