Depending on the maufacturer and the brand of the modem, prices will vary. For instance, some websites have 3G modems for as low as 29.99$ (USD), while other websites have modems for about 150$ (USD).
There are many sellers listed that sell a 3G USB modem for purchase. The most popular sellers include nextag dot com, pronto dot com and dhgate dot com.
One can buy a USB wireless modem at most stores that sell computers and accessories, like Best Buy. They can also be purchased online at websites like Amazon.
How much does an iphone 3G cost without network in the UK?
It cost £538.30
360 $
they cost 299
180$
"Buying a modem 3G would only be good if your work online requires it. A lot of people tend to over buy things that they do not need. This is a powerful modem, and if you do not need it, you should not buy it, as it is just a waste of money."
buy the service
In Canada, NETGEAR can provide a 3G USB modem, in addition to the Bell Canada Novatel. Both modems can be purchased on eBay or at a discount price, Amazon.
iPhone 3G (with 2 yrs contract) 8G $49 (I guess) 16G $97
$249 for the wifi version and $299 for the 3g.