New SIM card orders with PENs

Your monthly, quarterly, bi-annual or annual subscription to a Personal Extra Number starts the moment your order has been shipped. If you do not need your Extra Number to be active right away, you can always wait and order an Extra Number later at any time by logging into your account.

eSIM orders on onesimcard.com do not require shipping.

PENs added to existing SIM cards

These PEN subscriptions are activated right after the order has been processed. The activation is virtuallyinstant, unless your PEN order requires additional documents for verification. Please see the local number information page for the list of any additional document requirements by country.

Free Trial PENs

Many SIM cards come with Free Trial PENs that are inactive by default. You can activate Free trial PENs at any time from your account.

BANK SMS Verification PEN

The SMS Verification PEN is the only PEN that can be used without a SIM card. These PENs are activated instantly if ordered on their own or added to an existing active SIM card.

 

Yes. If you would like to upgrade your Standard, Plus, Europe & More, Expedition version SIM card to a Universal, DataMax, or DataMax eSIM SIM card, or upgrade a regular size SIM card to a micro-SIM card (for example, to use in an iPhones) then place your order online by selecting the product option on our Mobile Accessories page here. In the shopping cart you will be able to select your upgrade.

 

Armenia, Austria, Belgium, Bulgaria, Canada, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Gibraltar, Greece, Hungary, Iceland, Ireland, Italy, Kazakhstan, Latvia, Lithuania, Luxembourg, Malta, Monaco, Netherlands, Norway, Poland, Portugal, Romania, Russia, San Marino, Slovakia, Slovenia, Spain, Sweden, Switzerland, Ukraine, United Kingdom, USA and Vatican City

• We can move your airtime balance and PEN if any from your standard SIM to the Universal, Expedition, eSIM World, DataMax, or DataMax eSIM SIM if you upgrade the SIM or your sim is lost or damaged and you are buying a replacement SIM. The replaced SIM will be permanently deleted from your account.. 
• We can move your Personal Extra Number from your sim to any other SIM. There is $5 charge for this.
• We cannot transfer your primary +372 number from your Standard SIM to any other SIM, you will get a new number when you upgrade. 
• NOTE: DataMax and DataMax eSIMs do not come with any primary phone number. You can purchase a PEN to use voice and SMS with our OneSIM VoIP App

Yes! Just select "nano size" or buy a 3-in-1 SIM that contains all 3 sim sizes during checkout.

We now offer SIM cards in universal sizes, where the SIM card contains all 3 sizes - Mini, Micro and Nano. Simply select the needed SIM version in the shopping cart.

 

Your order will be shipped the next business day.

We offer several delivery options for shipments to the USA:

• USPS First Class Mail Package

Your order should arrive in 1-5 business days,Tracking is available for US deliveries. It is not available for international deliveries.

• USPS Priority mail
  Your order should arrive within 2-3 business days, but it is not guaranteed. You will be provided tracking details with this method
• UPS UPS Next Day Early.
  Delivery guaranteed by 10 AM or 3 PM.
• UPS 2^nd Day Air
  Delivery is guaranteed in 2 business days.
• UPS Next Day
  Next day delivery to most locations in the USA.
• UPS Next Day Saver

Next day delivery to most locations in the USA

• UPS Ground
  Delivery guaranteed in 1-6 business days depending on the destination from Boston, where we ship from.
• USPS Express Mail Large Envelope or Flat

1-2 business days

For orders shipped outside of USA:

• International Air Mail - usually takes 5 to 30 business days, no tracking
• US Postal Service International Priority - delivery time depends on the country
• UPS International - 2-6 business days - depends on the country and location in the country. This is the most reliable shipping option.

You will get more detailed information about the delivery to your destination when you start placing your order.

Any eSIM order does not require any shipping so this is a great way to avoid shipping costs and time. Just download and go!

No. DataMax, DataMax eSIM, OneSimCard Universal, Expedition and eSIM World service is a prepaid service. You will not be able to spend more than you put on the SIM, except when you set the automatic recharge of the SIM. There are three simple ways to add funds to the balance of the SIM: from on-line, from the mobile phone and by setting up an automatic recharge. This pertains to both - purchased SIM cards.

For funding the 1SIM VoIP App, there are three simple ways to add funds to the balance of the account: from on-line, from the mobile phone and by setting up an automatic recharge.

To make a call:

• Dial 00-CountryCode-AreaCode-Number and press the TALK/SEND button.
  Example: To call OneSimCard Support in the USA you would dial 00 1 617 3138888 and press TALK/SEND. 

With Europe & More, Univesal and eSIM World that do not use the callback to make a call, you will just get connected.
 
With OneSimCard Plus SIM or Expedition (formerly Data & Roam) SIMs:

After pressing the TALK/SEND button you will see a variable message on the screen (for example 'Wait for call') which you can ignore and your phone will ring back in a few seconds. Answer this ring as you normally would answer any incoming call. Your call will then be connected.

If you are unsure about how to properly dial an international number, follow this link for detailed country by country dialing instructions.

For DataMax, and DataMax eSIM cards, you can place calls using our low cost OneSIM VoIP service. OneSim VoIP costs much less than traditional voice roaming.

There are two ways you can do this:

1. For eSIM World you can use the 1SIM eSIM app.
2. From your mobile go to ma.onesimcard.com. This provides the access to your free  OneSimCard mini account. Free means that there is no need to have the SIM balance or data package on the SIM to be able to access this page in over 110 countries. Log in to your account and activate a new data package.
   
   2. From any computer log in to your on-line account at OneSimCard.com to order a data package. 

Simply go onto your web account or eSIM app and purchase a new data package appropriate to your travel needs.