virgin Mobile USA won't let the big 4 post-paid carriers get all the unlimited calling glory it seems. Today they announced thier "Totally Unlimited" calling plan for 79.99 per month. To mke it sweeter, Virgin Mobile does not require a contract or credit card-- they're a pre-paid carrier. If you want unlimited messaging and texting, that's an additional $10 per month. Data (web browsing) costs extra: 1-Day Pass- 24 hours of access and up to 500KB of use for $1 or Monthly Pass- Get 30 days of access and up to 5 MB of use for $4.99/mo.