Up to $50 airtime credit available only to GoPhone Pay As You Go customers activating or upgrading using the device contained with the airtime credit package. GoPhone Pick Your Plan is not eligible for any credits. Postpaid customers using this device as an upgrade may be eligible for a credit of 150 minutes. Airtime or minutes credit are provided only in connection with this new device purchase and will not be applied to an account using any other device. Airtime will be credited automatically after activation of the included device. Airtime credit will expire 90 days from the date it is applied to the account. For new GoPhone customers, once the device and SIM are activated SIM cannot be used with any other device for a set period of time. Existing customers replacing their handsets must have been active customers for at least 4 months on the date of upgrade to receive the airtime or minutes credit and are only qualified to receive one credit every 6 months. Existing postpaid customers must also be on a Rollover® plan. Existing customers must use their existing SIM with the new phone not the new SIM. For GoPhone service details and rate plan terms and conditions, see applicable brochure and User Guide or go to terms and conditions.