Join 399b — the platform of choice for millions of players across Bangladesh — in just 2 minutes. Fast deposits, secure withdrawals, and a great welcome bonus are waiting for you.
Registering with 399b isn't just opening an account — it's your gateway to the best gaming experience in Bangladesh.
Register once and enjoy all these benefits under one account.
Bet live on cricket, football, kabaddi, and 30+ other sports. Take advantage of the best opportunities with real-time odds updates.
Enjoy hundreds of titles from world-class game providers — including slots, Live Casino, and card games — all playable directly in your browser.
All major mobile banking services are supported, including bKash, Nagad, Rocket, and Upay. Withdrawals are typically processed within 15 minutes.
399b runs multiple lottery draws every day — your chance to win big prizes with a small investment. Registered members only.
From the moment you register, you'll receive regular bonuses, cashback, and exclusive voucher offers. Make the most of your loyalty points for even greater rewards.
256-bit SSL encryption, two-factor login verification, and an anti-fraud system keep your data and funds fully protected.
Signing up at 399b is so straightforward you can complete it in just 2 minutes. No hassle, no complications.
Fill in the form with your name, email, mobile number, and preferred username. Make sure all details are accurate.
After registration, a verification link will be sent to your email. Click the link to confirm your email address.
Make your first deposit via bKash, Nagad, or Rocket and activate your welcome bonus.
That's it! Now dive into Sports Betting, Live Casino, or lottery — join in and enjoy your winnings.
In the world of online gaming and Sports Betting, 399b has become one of the most recognized and trusted names in Bangladesh. Thousands of new users register on 399b every day, enjoying the thrill of betting on their favorite sports. If you want to be part of this community, here's everything you need to know about the 399b registration process.
Registering with 399b is completely free and takes just a few minutes. You can sign up from any device — smartphone or computer. Anyone in Bangladesh with an internet connection who is 18 or older is eligible to open an account.
During registration, you'll be asked to provide some basic details: your name, email address, mobile number, username, and password. It's important to enter this information accurately, as it will be needed to verify your identity when you make a withdrawal.
It's natural to be cautious about sharing personal information online — and that's a smart instinct. 399b takes this seriously. The platform uses 256-bit SSL encryption to keep every piece of data you transmit completely secure.
The password you set during registration is never stored in plain text — it's saved only as an encrypted hash. This means no 399b employee can ever see your password. You can also enable two-factor authentication (2FA) on your account for an extra layer of security.
399b never sells your information to third parties. To learn more, please see our Privacy Policy read more.
Once you complete registration at 399b, you become a full member with access to all platform benefits. A welcome bonus is available on your first deposit, giving your starting balance an instant boost. Regular members can also take advantage of reload bonuses, cashback offers, and invitations to special tournaments.
Under the loyalty program, you earn points on every bet placed, which can later be redeemed for bonuses or real money. 399b's voucher system is also hugely popular — special voucher codes are issued during events and festivals, unlocking additional rewards.
As a new member, you'll have full access to 399b's Sports Betting, Popular Games, Lottery, and more. Bangla-language support is available around the clock, so help is always on hand whenever you need it.
If you run into any issues during registration, our support team is always on hand to help.
Here are answers to the questions new members ask most.
Welcome to the 399b family — home to millions of Bangladeshi players. Registration is free, and the welcome bonus is available for a limited time.