Dentists—If you need dental attention while on Oahu, find a dentist near you through the website of the Hawaii Dental Association (www.hawaiidentalassociation.net).

Doctors—Straub Clinic & Hospital’s Doctors on Call (www.straubhealth.org; 808/971-6000) can dispatch a van if you need help getting to the main clinic or its clinics at the Hilton Hawaiian Village and the Sheraton Waikiki.

Emergencies—Call 911 for police, fire, or ambulance. If you need to call the Poison Control Center (800/222-1222), you will automatically be directed to the Poison Control Center for the area code of the phone you are calling from; all are available 24/7 and very helpful.

Hospitals—Hospitals offering 24-hour emergency care include Queen’s Medical Center, 1301 Punchbowl St. (808/538-9011); Kuakini Medical Center, 347 Kuakini St. (808/536-2236); Straub Clinic & Hospital, 888 S. King St. (808/522-4000); Kaiser Permanente Medical Center, 3288 Moanalua Rd. (808/432-0000; note that the emergency room is open to Kaiser members only); Kapiolani Medical Center for Women & Children, 1319 Punahou St. (808/983-8633); and Kapiolani Medical Center at Pali Momi, 98-1079 Moanalua Rd. (808/486-6000). Central Oahu has Wahiawa General Hospital, 128 Lehua St. (808/621-8411). On the windward side is Castle Medical Center, 640 Ulukahiki St., Kailua (808/263-5500).

Internet Access—Outside of your hotel, Starbucks is your best bet for Internet access. The Royal Hawaiian Center shopping mall and International Marketplace also have free Wi-Fi.

Newspapers—Oahu’s only daily paper is the Honolulu Star Advertiser.

Post Office—To find the location nearest you, call 800/275-8777. The downtown location is in the old U.S. Post Office, Customs, and Court House Building (referred to as the Old Federal Building) at 335 Merchant St., across from Iolani Palace and next to the Kamehameha Statue (bus: 20, E, or 19). Other branch offices can be found in Waikiki at 330 Saratoga Ave. (Diamond Head side of Fort DeRussy; bus: 19 or 20) and in the Ala Moana Center (bus: 8, 19, or 20).

Safety—Be aware of car break-ins in touristed areas and beach parks; make sure to keep valuables out of sight.

Weather—For National Weather Service recorded forecasts for Oahu, call 808/973-4380.

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.