H2O Unlimited is Unlimited Domestic voice & (Domestic & International) SMS without contracts or credit checks.

Your Unlimited Talk & Text & 1 GIG Data service will run on the largest GSM network in North America. H2O Unlimited works with your unlocked GSM phone or with an AT&T USA locked handset. This sim is perfect for iPhone, Android.

Important program details:
Your H2O 30 Day Unlimited sim card comes not activated. Contact us with your order number for immediate activation.

Additional months are of course available here at mrsimrefill.com.

It's as simple as:

1. Order an H2O Unlimited Wireless GSM Starter Kit.
2. Request activation.
3. Insert the SIM card into your phone and begin use.
4. Visit mrsimrefill.com to topup H2O Unlimited service after 30 days

Easy Cheesy

-- Note This is a Mini/Micro Sim Combo. Let us know if you need a Nano Sim.

What size sim do you need?
All sims start as a standard sim. The standard sim fits most GSM phones and the iPhone 2G, 3G and 3GS. Place your order and select "Make my sim a Nano Sim / Micro Sim" in the Shopping Cart.
iPhone 2, 3G, 3GS - Standard Sim
iPhone 4, 4S - Micro Sim
iPhone 5, 5S, 5C, 6 - Nano Sim