T-Mobile USA and Walmart today announced the addition of unlimited data to their existing Walmart Family Mobile plan. Moving forward, families will be charged $45 per month for unlimited talk, text, and web on a single line, with additional lines costing $35 per month. T-Mobile is offering a promotion until March 16 that allows new signees to access 5GB of data at 3G speeds for the first month (per line). After March 31, the plan allows up to 250MB of data 3G speeds (per line).

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T-Mobile and Walmart Add Unlimited Data to Family Plan

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