Both of these require you to take them to the dump. If you buy a new refrigerator or tires, those places will dispose of them for you. You might, on the outside chance that someone uses them, offer them on Craigslist.com or freecycle.com
free
You should take them to a disposal centre
You can find out about nation tire and wheel on their website at www.ntwonline.com. A lot of brand names are offering free shipping on their tires and you can call them on their toll free 1-800 number to order over the phone.
You can find tire racks at a lot of auto parts stores. The easiest and quickest way to find them would be the internet on websites like Amazon that offer free shipping on many orders over $25.
Each locality will have differing laws when it comes to tire disposal. The almost all offer a tire amnesty program. From what I have read the best thing to do is drop them off with a tire retailer, you have to pay a small disposal fee, but will save you the cost of a large fine.
America's Tire Co and Discount Tire Co say that they will fix a flat tire for free they will even rotate all four tires for free. As far as I know there is no catch, they have always done this.
Tires can be expensive and shopping around for a wholesale tire warehouse may save you money on your next purchase. Often free shipping is offered to customers if there is not a wholesale tire outlet in your local area.
The place you buy a new tire will dispose of the old tire for free.
A tire size calculator may be found online. Websites such as michelinman and tirerack have free tire calculators that may be used to calculate the best size for a specific car and model.
You can usually find coupons on the companies website. Try going to http://www.mrtire.com/ and you should be able to print Mr. Tire coupons there. They are currently featuring a buy 3 tires get one free coupon.
The typical fee for disposing of an old tire when you purchase a new tire at a tire shop is $1-$3 per tire. The fee is regulated or determined by the state, county or city in some places and it appears the national average is just over $1 per tire. It also appears that the larger the tire the higher the disposal fee.
Discount tire is the site you want to hit with its free delivery and they have a lot of the name brands like Goodyear, also try the tire rack, its not as good as discount tire but it has some amazing deals from time to time.