Long Distance charges for T- Mobile?

[GR<3DEttttttttt]

Hello i have This plan

http://www.t-mobile.com/shop/plans/cell-phone-plans-detail.aspx?tp=tb1&rateplan=Even-More-Plus-for-Families-1500-Talk-Text


I was wondering if i get charged when i call an AT&T user in Hawaii...Thanks! =] any info would help.