International rates do not include airtime which will be charged at $0.18 per minute. Free unlimited international calling applies to destinations designated as such on the STiMobile.com website. All rates and fees are subject to change without notice. Service provided is subject to our business polices which may change without notice. Calls are billed in full minute increments, and any fraction of a minute is rounded up and charged at the full minute rate. Calls are measured from the time the network begins to process the call (before the phone rings or the call is answered) through the termination of the call. International calls placed to wireless devices may be charged at a higher rate. Directory assistance calls are charged at $0.79 plus airtime. Voicemail retrieval is charged at $0.10 per minute. You must maintain a positive balance in your prepaid account to make or receive calls. If you do not maintain a positive balance for 14 consecutive days, or if you do not use your phone in 60 consecutive days, your account will be deactivated and your phone number and voicemail account will be lost. To reactivate your account, purchase a Recharge Card and then call Customer Care at 1 (800)784-3277 to receive a new phone number and voicemail account. A service fee applies for each account activation, MIN swap, ESN swap and rate plan change.