I have a prepaid plan for t-mobile
I got the $10 card for 90days 30minutes
costs 33 cents / min talk
10 cents / message text

Prepaid - Pay As You Go Prepaid Plans | Prepaid Data Plans | T-Mobile

I was wondering since i got $10 airtime minutes aka 30minutes, What if I use like 3 text messages which costs 30 cents. Where do they charge me for the text? directly from my credit card or something?

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