• FREE .biz domain name and private registration with 1 and 1 hosting. Apparently you can get up to 25 of these for FREE. Although there is the $6.95 per year hosting cost. Not bad if you want to develop just one site.
• Register an .mx for $6 if you register for 5 years.

Godaddy Codes

I have tested all of these and they currently work.

Code: WEASEL33 or OYH3
Gets You: $6.95 .com renewals

Code: goxt2001cc
Gets You: $6.85 .com renewals

Code: test99
Gets You: one 99 cent .com

Code: goox3004at
Gets You: $6.95 .com registration

Code: gdm1126a
Gets You: $6 .net

Code: gdm1106g
Gets You: $7.99 com, net, biz, name and mobi

Code: SAVETEN or gb1 or WEASEL1
Gets You: 10% off

NameCheap

Code: summerends
Gets You: $8.41 domain names

Please post a comment if it saves you some $$$$ or if you know of any others.