Black Wireless is a prepaid wireless MVNO that operates on the AT&T's GSM, UMTS & LTE networks.
You can purchase an Black Wireless SIM card, which can be done on the BlackWirelesss.com website. Once you have the SIM card in your possession, you can either Activate a New Phone Number or Port Your Existing Phone Number.
SDI has entered the Pre-paid wireless market with Black Wireless, a Nationwide cellular service with an multiple of Unlimited GSM Talk/Text/MMS/Data plans. Black Wireless comes with FREE International Calling from home and mobile and the SIM has a key Direct Dial feature which ties into
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