GoDaddy is really popular domain register.
GoDaddy will offer you a lot of extras and good offers. In Internet you can find coupons for discounts and with them you can save a lot of money - usually about 40-50%.
You can buy .info domain for only $1.99 or .com for $9.99. With coupon you can buy 2 .com/net domains for only $11-12 !
If you need GoDaddy will offer you a free web hosting package.
If you need you can use their hosting services which starts from only $3.39/month
You can buy or find more information about GoDaddy domain and hosting services HERE