You can purchase an American SIM card for your phone at most major electronics stores, mobile phone carriers, or online retailers.
You can purchase a Japanese SIM card for your phone at electronic stores, convenience stores, or at the airport when you arrive in Japan.
You can purchase a SIM card for your mobile phone in Cuba at official ETECSA stores or authorized resellers.
You can purchase a SIM card for your mobile phone in China at most convenience stores, mobile phone shops, or at the airport upon arrival.
You can purchase a Chinese SIM card for your phone at most convenience stores, mobile phone shops, or at the airport when you arrive in China.
You can purchase a Philippines prepaid SIM card for your mobile phone at convenience stores, mobile phone shops, or at the airport upon arrival in the Philippines.
You can purchase a GSM prepaid SIM card for your phone at most convenience stores, electronic stores, or directly from mobile service providers.
You can purchase a prepaid GSM SIM card for your phone at most convenience stores, electronics stores, or directly from mobile service providers.
You can purchase a Taiwan prepaid SIM card for your mobile phone at convenience stores, electronics stores, or at the airport upon arrival in Taiwan.
I have an unlocked Blackberry 9670. Can I purchase a boost sim card and use it in that phone.
You can purchase a prepaid SIM card at most convenience stores, electronic stores, or mobile phone shops near your location.
A phone SIM card is built to an industrial standard, they will fit and work in any phone manufactured by any manufacturer - they all have and provide standard SIM card connectors. However, some Mobile Phone companies who "give" you a free phone as part of a contract deal with, them LOCK the phone to their service (in software in the phone), which means that that phone will only work with a SIM card provided to you by them. It is possible to get the phone "unlocked" or to purchase a "SIM free" phone which then allows you to use any SIM in the phone.
To quickly and easily get a SIM card for your mobile phone, visit a local mobile phone store or purchase one online from your service provider's website. Once you have the SIM card, follow the instructions provided to activate it and insert it into your phone.