What is a good ip look up site?

Ive usedd up all of my Maxmind.com ip look ups , and i just wanted to know a good site to search ip deatils such as internet providers states area codes ect... ThanxWhat is a good ip look up site?
http://www.ip2location.com/free.asp

good site, have used many times.What is a good ip look up site?
Why not just use "whois" on any DNS name provider?What is a good ip look up site?
I use:

http://www.whatismyip.com/tools/ip-addre鈥?/a>



and



http://www.whatismyip.com/tools/ip-whois鈥?/a>

kayaks

kens5

ohio

yamaha atv