www.WonderfulCardAndPoster.com

The Wonderful Card & Poster Co. offers a unique collection of real paper greeting cards for various occasions (including birthdays), as well as journals, magnets, and art prints. All of their exclusive designs are truly exquisite and beautiful!

www.famousbirthdays.com

A great place to find out who was born on the same day you were (mostly contemporary figures). Also includes other birthday-related links, trivia, etc.

www.caddylakgraffix.com

Caddylak Graffix is the website of "Caddylak" Max Gathings and showcases his Greeting Cards, Cartoons and Art Products, and it features his comical niche Greeting Cards 

www.historychannel.com/thisday

Enter a date, and the History Channel guide will list important events in history that occurred on that date

www.bluemountain.com/category.pd?path=34983

Free electronic birthday cards from Blue Mountain Arts

www.123greetings.com/birthday

More free animated birthday cards

www.idiotsavant.com/raymond/index.htm

Enter the date of your birth, and you'll see what day of the week it fell on

http://www.birthdaythoughts.com

A site selling many different birthday gifts

www.candor.com/reminder

This site will send you a reminder email on the date of your choice, so you won't forget certain occasions (such as important birthdays)

www.travlang.com/wordofday/158.html

Only slightly less obscure than the previous link, this link shows you (and lets you hear) how to say "Happy Birthday" in several dozen languages. You *will* break your teeth over some of them, including the Polish one: "Wszystkiego najlepszego z okazji urodzin."

www.thebirthday.com

Free e-greeting cards and birthday gift ideas. 

www.123birthday-cards.com

Free e-greeting birthday cards in many designs