US State Department Travel warnings and Consular information:
The Department of State regularly updates its list of travel warnings and public announcements regarding travel for American citizens. Consular information is also available for every country. To read the current warnings and announcements,
Center for disease control:
Find health information on specific destinations worldwide, including recent outbreaks of concern to international travelers.
US passport services and information: The United States Passport Services website provides a wealth of information regarding procedures in obtaining and renewing a passport.
The Weather Channel : Before heading to the airport, check to see if your flight is operating on time! This link provides current weather conditions and flight delay information for airports nationwide.
World Clock: Check the local time around the world.
International Dialing codes list: Find the Country codes and few more interesting info from this link.