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One SIM Card for GSM mobile phones and international roaming: international mobile phones, SIM cards, rent a wireless phone for travel
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International Roaming
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one international sim card 1 SIM card

International SIM Card for Global Roaming in 190 Countries


Free SIM Card Replacement Program For Former:

United Mobile United Mobile Customers
Celtrek Global Roaming Celtrek Global Roaming Customers
Yackie Mobile Yackie Mobile Customers



15% U.S. Military Discount
On All New Orders

Use your .mil email address and enter code MILITARY15 to receive 15% off your entire order (not including airtime).



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International SIM Card For Up To 90% Savings On Cell Phone Charges Overseas

OneSimCard is a prepaid international SIM card that provides you with low-cost international cell phone service in 190 countries around the world. Save up to 90% on international cell phone service by using OneSimCard instead of your domestic carrier like AT&T or T-Mobile.

All that's required is an unlocked GSM tri-band or quad-band cell phone. If you need an international cell phone then check out our international cell phone selection. Each international cell phone comes with a OneSimCard global SIM card and $10 of airtime.


OneSimCard World SIM Card Advantages:

  • FREE Incoming Calls in 75 Countries
  • FREE Incoming SMS Text Messages Everywhere
  • Keep receiving calls made to your domestic cell phone or landline numbers by adding a Personal Second Number to your SIM card at any time
  • No contracts, pay only for the calls you make
  • GPRS Data Internet Service in 100 Countries
  • U.S./Canada/U.K. Personal Second Numbers Available

 International SIM Card ORDER TODAY Global SIM Card 


  • FREE Shipping on ALL Orders
  • 30 Day Money Back Guarantee
  • International Orders Accepted
  • Visa, MasterCard, Amex, Discover
    and PayPal Accepted
  • Pay By Cash Options Available
  • 100% Secure Shopping

Choose Your International SIM Card With Airtime Option:
international one sim card

International SIM Card For 190 Countries With $0 Airtime Balance
International SIM Card For 190 Countries With $0 Airtime Balance

sim card details  Details
  • World SIM Card for 190 Countries
  • $0 Airtime Balance
    Add airtime during checkout or later at OneSimCard.com once you are ready to travel
  • FREE Shipping To U.S. & Canada

Price $29.95
international one sim card

International SIM Card For 190 Countries With $10 Airtime Balance Starter Kit
International SIM Card For 190 Countries With $10 Airtime Balance Starter Kit

sim card details  Details
  • World SIM Card for 190 Countries
  • $10 Airtime Balance
    Start making calls as soon as you land at the airport - add more airtime during checkout or at a later date
  • FREE Shipping To U.S. & Canada

Price $39.95
international one sim card

International SIM Card For 190 Countries With $100 Airtime Balance
International SIM Card For 190 Countries With $100 Airtime Balance

sim card details  Details
FREE $10 in Airtime!

Start with a $100 airtime balance for only $119.95!
(normally $129.95)
  • World SIM Card for 190 Countries
  • $100 Airtime Balance
    Free $10 in airtime
  • FREE Shipping To U.S. & Canada

Price $119.95
international one sim card

FREE International SIM Card For 190 Countries With $200 Airtime Balance
FREE International SIM Card For 190 Countries With $200 Airtime Balance

sim card details  Details
FREE International SIM Card!

Start with a $200 airtime balance and get your OneSimCard World SIM Card absolutely FREE!
($29.95 value)
  • World SIM Card for 190 Countries
  • $200 Airtime Balance
    Free World SIM Card
  • FREE Shipping To U.S. & Canada

Price $200.00

OneSimCard MicroSIM for iPhone 4 and iPad

international one sim card

International Micro SIM Card For 190 Countries With $0 Airtime Balance For IPhone 4 & IPad 3G
International Micro SIM Card For 190 Countries With $0 Airtime Balance For IPhone 4 & IPad 3G

sim card details  Details
  • OneSimCard International MicroSIM Card for 190 Countries - Use with Apple iPhone 4 & iPad 3G
  • Includes a MicroSIM adapter to use as a standard size SIM card in other phones and devices
  • $0 Airtime Balance
    Add airtime during checkout or later at OneSimCard.com once you are ready to travel
  • FREE Shipping To U.S. & Canada

Price $44.95
international one sim card

International Micro SIM Card For 190 Countries With $100 Airtime Balance For IPhone 4 & IPad 3G
International Micro SIM Card For 190 Countries With $100 Airtime Balance For IPhone 4 & IPad 3G

sim card details  Details
FREE $10 in Airtime!

Start with a $100 airtime balance for only $134.95!
(normally $144.95)
  • OneSimCard International MicroSIM Card for 190 Countries - Use with Apple iPhone 4 & iPad 3G
  • Includes a MicroSIM adapter to use as a standard size SIM card in other phones and devices
  • $100 Airtime Balance
    Free $10 in airtime
  • FREE Shipping To U.S. & Canada

Price $134.95
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Contact OneSimCard Support
Phone: 1-617-489-5952 or 1-800-640-2599 (Reference code 57891)
Fax:1-617-812-0370
Mail: PO Box 481, Belmont, MA 02478-0004, USA
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International Roaming
International SIM Card
International Cell Phones
Cell Phone Rental
Corporate SIM Card
Rates and Coverage
Mobile Travel Accessories
 
international mobile phone rent a mobile phone