H2O Wireless - Order New Service.

+ Sim $0.00
+ Activation $4.99



Add a Sim Tray Removal tool $3.29 


USA Unlimited Smartphone Plans.
Period Talk Text 4GLTE Data Intnl. 1Mth/2Mth
1 Mth UNL UNL 2GB $1.50 ILD $20/$40
1 Mth UNL UNL 6GB $5 ILD $30/$60
1 Mth UNL UNL 15GB $5 ILD $40/$80
1 Mth UNL UNL UNL GB $5 ILD $50/$100
1 Mth UNL UNL UNL + Hotspot $5 ILD $60/$120
H2O Wireless has added more data to most plans and hotspot to the $60 plan.

About H2O

H2O Wireless has become the most desired USA prepaid sim because H2O gets the most important things right. H2O runs on the AT&T USA national high speed data network, providing 4G LTE coverage throughout the USA, Hawaii, Puerto Rico, and the USVI - St.Thomas, St. John, St. Croix.

International Calling

The H2O Wireless USA Sim card includes $1.50 or $5.00 of "Extra International Call Credit". Each of these plans include unlimited international talk to landlines in [ 70+ countries ], Unlimited Text messages to more than 300 countries worldwide. It only gets better with H2O Wireless. We even include unlimited cell phone calls to American Samoa, China, Finland, Guam, Hong Kong, India, Israel, Mexico, Pakistan, Portugal, Singapore, South Korea.

Your service can be renewed monthly. There is no contract, no credit check.

Using your Service

To place a local call in the USA: Dial area code + phone number. For example to call MRSIMCARD USA dial 703-9534567.
International Dialing is a SNAP:
With H2O you can Direct Dial international. To place an international call from the USA: Dial 011 + country code + area code + phone number. For example to call MRSIMCARD UK dial 011-44-7700304300.
To place a call from the US to Caribbean: Dial 1 (country code) + phone number.

Each monthly plan account can dial up to 10 unique international telephone numbers each month which resets upon the 1st of each month, regardless of plan expiration. Calls to countries other than the U.S. will be terminated at 60 minutes, but you may re-initiate the call thereafter. Does not apply to calls to off network/ special locations.

Call Rates

Call Rates - USD:

Incoming calls = FREE

Within USA, Hawaii, Puerto Rico, USVI.
H2O -> Land line = 0.00
H2O -> other mobile = 0.00
Voicemail -> = 0.00

USA -> International
Call against the call balance included with your Sim or enjoy unlimited calls to [ 70+ countries ].

Text Messages
Incoming texts = FREE
H2O -> H2O = 0.00
H2O -> USA = 0.00
H2O -> International = 0.00

H2O Wireless Data Services

Your H2O Wireless unlimited plan includes a set amount of 4G LTE / 5G data per the table above. Once you consume the included 4G LTE / 5G data on your H2O sim, You will continue to enjoy 3G data at 128 kbps for the rest of the month.

Configuring Data
You should be able to use everything as soon as you pop in your activated H2O wireless USA sim card. If you are using an older iPhone (3G,4S,5C) you might have to add a data configuration file. Just connect to FREE wifi, visit unlockit.co.nz and install the H2O LTE data profile.

You might need to reset network settings on your iPhone.
Settings > General > Reset > Reset network Settings.
The iPhone will turn off and back on. You can then install the config file and try again.

If you have a previous data profile on your older iPhone. Just remove it. Settings > General > Profile > Remove. You can then install the "H2O LTE" data profile and your should be good to go!

If you find a particular feature that is not working we have provided the steps and settings you can enter manually on android phones.

Data Settings

Service: Internet

  • APN: prodata
  • Username: leave blank
  • Password: leave blank
Tethering / Hotspot is allowed on $60 plan.


Recharge Your Service Plan.
H2O Plans!      
Type your H2O number. (eg..7039913288)      


Need Help - Call +1-703-953-4567
Tweet to @mrsimcard
Send an SMS to +1-703-953-4567

How it Works

1. Order H2O Wireless Sim.
2. We will ship your sim and schedule activation.
3. Activation: Insert the sim and power the phone.
4. Configure data if necessary.
5. Enjoy.
**We ship worldwide.


We can’t wait to get on the road again. So many great places to see and enjoy. A whole world of experiences await you. Where you are going to next! Go everywhere with @oomobile.



Do you need help choosing a sim?
Q. - Tell us your trip details (e.g. - We are Coming to America! / 7 - 14 days / iPhone X - We need a sim for iPhone and iPad). Can you deliver to my Hotel?

A. - We will email / text you a solution.

Send us a Text Message to +1-7039534567
Send us a WhatsApp Msg. +1-7039534567
Send us a Support Request Email
Send us a Facebook Message

Check your Balance

Check balance - *777# and "Send"
Check data balance - *777*1# and "Send"
Add a refill pin - *111*pin number # and "Send"
Retrieve Voicemail - Dial 123 or Press and hold "1" from mobile.

H2O Wireless Info

H2O Wireless Customer Service is available 9AM to 11PM at "611" from the handset or +1-800-643-4926 from landline.

Contact Us

Contact Customer Care at +1-703-953-4567 or +61261452511 or +44.7700304300 from your wireless phone.
You can also send an email to Sim Support.
Please follow us on Twitter.


twitter wordpress wordpress wordpress

powered by TinyLetter