How can I add airtime to myservice?In order to add airtime instantly, simply register a credit card with us on our website.
How do I check mybalance?
How do I make a call usingglobal cell phone service? To make a call:
Can I check my Voice Mail from a phone other than myphone?Yes. You can access the Voice Mail from other phones.
What are the advantages of using OneSim VoIP?
Can I call using OneSim VoIP from countries wheredoes not offer roaming coverage? Yes. You can call from absolutely anywhere as long as you have a good Wi-Fi connection.
When do you charge my credit card?
How much does it cost someone in the US or Canada to call to my
How much does it cost someone in the US or Canada to call to mycell phone?
Many U.S. and Canadian carriers can charge more than $3/minute to connect to an Estonian mobile number, the primary mobile number for a
Callers can also use one of the Common Access Numbers (CAN) that we provide to you free of charge in more than 10 countries. Your account will simply be charged an additional 20c/min to the incoming rate in the country you are in to receive those calls. There is also the option of ordering a dedicated Personal Extra Number (PEN) in Canada and many other countries that will forward all calls directly to your cell phone. You can see the list of countries where PENs are available here:
You can order a Personal Extra Number when placing your order or later at any time by logging in to your account. Visit our Rates & Coverage page and choose any country to view all rates.
If you would prefer for the caller to pay for calls made, we recommend they buy Speaklonger. Using this service would guarantee a connection to your OneSimCard mobile phone from the U.S and Canada for 20c/min and it is very easy to use without switching your LD carrier.
Yes. Yourmobile number can currently be forwarded to EU, Canada, USA, Russia, Ukraine and Belarus numbers. It's 100% free to forward your phone number to many countries including to U.S. or Canadian numbers. Forwarding to some countries, as well as to satellite phones, will carry a forwarding charge as listed in the Rates & Coverage page on .com.
To enable/disable call forwarding from your online account:
Log in at.com and go to the My SIM Cards menu. Select your SIM card number and enable/disable Call Forwarding on this screen.
To enable/disable call forwarding from your phone:
Dial *146*081*XXXXXXXXXXXXX# and press Send/Talk (where XXXXXXXXXXXXX is the forward-to number in international format: 00+countrycode+number)
Newer SIM cards use *81* instead of *081*
Example: to forward to U.S. number 1-617-555-1212, dial *146*081*0016175551212# and press Send/Talk.
If you get an "Unknown Format?" message, dial *146*81*0016175551212#
To disable call forwarding, dial *146*080# and press Send/Talk. If you get an "Unknown Format?" message dial *146*80# and press Send/Talk.
Can I use
Can I usedata (GPRS) service on my BlackBerry?
Yes! We do offer data (GPRS) service on BlackBerry devices from models 8000 and up. This is separate from BlackBerry Internet Service (BIS) & Blackberry Enterprise Server (BES). Emails can not be pushed to the phone and BlackBerry Web Applications and Messenger will not work. However, access to web-based emails like Gmail and Yahoo as well as Internet browsing will work.
© 2006-2022 Belmont Telecom Inc., DBA OneSimCard.com. All rights reserved