You can find lots of sites offering free cell phone ringtones. A couple of good sites are www.myxer.com and www.zedge.net.
You can often get free cell phone themes from your phone providers websites. However, you can also get them from the sites such as Z Edge, Mobile 88, Mobile Heart and Cell Mind.
I looked this up for you and found a few sites you can have a look at. Here are some sites www.usatoday.com/tech/columnist/kimkomando ,www.t-mobile.com Plans
There are several sites that offer an easy to understand comparisons of different cell phone plans. Some such sites are billshrink.com, myriteplan.com and comparemycellphoneplans.com. You could also go directly to each provider's website and see what plans they offer in your area.
Check the auctions sites such as e-bay. Also, I would check with my cell phone service provider as I find they offer excellent deals to their customers.
There are several websites that offer links to download cell phone GPS apps. You can also connect online direct phone your cell and download the app from certain sites.
There are various websites that describe the art of cell phone painting. None of them seem to offer a service to have them paint your cell phone for you, but if you are looking for instructions on how to paint your own cell phone, there are sites that give tutorials. Here is an example: http://www.instructables.com/id/Paint-your-mobile-phone/
Some good web sites to look at for android cell phones are C|NET, android.com, letstalk.com, att.com, sprint.com, tmobile.com and verizonwireless.com. If you use these sites, you can compare the ratings of many experts and make a wise decision on which android cell phone will be best for you.
Cell Phone Hut is a great place to purchase a new cell phone from. They have a very wide selection of cell phones on offer, and offer very competitive prices.
If you have Verizon landline, then yes they offer cell phone internet service.
AT&T offer discount cell phone plans for families
Many companies offer cell phone service without a contract that also offer and IPhone 4. Cricket, AT&T, T-Mobile, and even sites such as Best Buy and Amazon can offer these phone without a contract.