General Information
Find a telephone number
This website is useful for finding both business and residential telephone numbers. You can also search for addresses or try the Reverse Lookup – perfect for finding the name of the person who left their telephone number on your Caller ID.
ZIP Code Lookup
The official ZIP Code Lookup from the U.S. Postal Service allows you to find a ZIP code to complete a mailing address, search for all cities within a ZIP code, or for all ZIP codes within a city. When mailing a letter or package, it’s useful to enter the mailing address into this website because it will format the address to fit USPS specifications, ensuring a safe delivery.
World Clock
Do you need to know what time it is in Reykjavik right now? How about Mexico City or Seattle? Find the current day and time for major world cities on this site. For fun, check out the Day and Night World Map to see who’s sleeping and who’s having lunch!
Featured Website
For succinct information on a variety of topics, use Encyclopedia Americana first. This resource contains 45,000 articles in every academic field and curriculum topic. Please note that a Waukegan Public Library card is required to access this resource.

