Your Bangladesh SIM card will provide

Your Bangladesh SIM card will provide you with a Bangladesh cellular phone number, which can be found on the back cover of the booklet that comes with your SIM card. The number begins with 01.
Travel to Bangladesh
Be sure that the battery is adequately charged
Insert the Bangladesh SIM chip into the cellular phone*
Turn on your phone
Enter the PIN code^
Start calling**
Customer service for your Bangladesh prepaid SIM card is available 24 hours a day by dialing 121 at any time from your Bangladesh cellular phone.
For your reference, the emergency numbers while in Bangladesh are: 999 for Police, for Ambulance for Fire
*You will need to snap out the thumbnail sized Bangladesh SIM card along the perforated edge of its holder and then insert the Bangladesh SIM card into your international cell phone with the gold contacts of the SIM card facing the metal contacts of your international cellular phone.
^ Your phone will prompt you for a 4-digit PIN code, which is located on the duo-fold envelope affixed to the SIM card. The PUK is only required to unblock your phone if you enter in a PIN code incorrectly. Follow your cell phone manual instructions to correctly use the PUK to unblock your phone.
**When calling overseas from the United States to your Bangladesh cell phone, callers will need to dial 011 followed by the country code 880 and then your Bangladesh cell phone number, omitting the first 0 (zero). To call abroad from your Bangladesh cell phone simply dial + followed by the country code and phone number. To call Telestial you would dial +18582742686