Home > Massachusetts Pre-Registration Promo Offers: Claim $250 in Bonuses for Launch Day
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The wait for Massachusetts sports betting to legalize is almost over. If you plan to bet at midnight on March 10, time is running out to claim exclusive early sign up bonuses with our Mass sports betting promos. By claiming today, you can get up to $350 in bonuses waiting for you.

The launch of mobile sports betting in Massachusetts promises to be transformative for a sports-mad state with a population of nearly 7 million. While the state’s first legal sports bet was placed at a retail casino in January, online sportsbooks produce far bigger numbers And for sports bettors, the countdown to mobile launch day in the Bay State brings a flurry of pre-registration bonus promos to help new users quickly build their bankrolls.

Mass Sports Betting Promos: What Are The Best Early Sign Up Bonuses?

Pre-registration bonus promos are offers that users can sign up for before launch day. Of course, these Mass sports betting promos will maximize your bankroll in advance of launch day. They require users to sign up for an account on the sportsbook. However, there is one catch. Once launch day arrives, these offers are typically no longer available. So, it’s important to register early to take advantage of deals that bettors won’t find at any other time.

The best Mass sports betting promos with early sign up award customers bonus bets. Once claimed, new users can apply the bonuses to make wagers anywhere on the online sportsbook. Here is a look at two of the best pre-registration offers currently available to sports bettors in Massachusetts who claim our promos.

To wager on these mobile sports betting platforms, users must be 21 or older and present in Massachusetts. Sports bettors in Massachusetts are also not allowed to place bets on games involving in-state college teams unless they’re involved in tournaments like betting on March Madness. As long as you meet the simple requirements, you can claim our promos in Massachusetts before the March 10 launch.

BetMGM Massachusetts Bonus Code

BetMGM Massachusetts Early Sign Up BonusCLICK TO CLAIM
🎁 BetMGM Mass Early Sign Up Promo$200 in Bonus Bets
✅ BetMGM Sportsbook Promos Last Verified:March 6, 2023

BetMGM Sportsbook Massachusetts offers users a whopping $200 in bonus bets for completing the account registration and verification procedures before launch day. That’s right! No deposit is required to claim the offer. However, users who sign up are not eligible for BetMGM’s launch day Massachusetts promo code offer, which will likely be a lost first wager refunded in bonus bets up to $1,000. Given that the pre-registration offer doesn’t require users to make a deposit or place a qualifying bet, it’s clearly the better deal. And of course, stands out as one of the two best Mass sports betting promos available.

WynnBET Mass Promo Code

$100 Welcome Package
NBA Odds Boosts
Quick Payouts

Bet $20, Get $100 Bet Credit - Promo Code: XREPORT
WynnBET Massachusetts Early Sign Up BonusCLICK TO CLAIM
🎁 WynnBET Mass Early Sign Up Promo$50 Sign Up Bonus + $100 Deposit Bet Credit
✅ WynnBET Sportsbook Promos Last Verified:March 6, 2023

WynnBET Sportsbook Mass is offering customers a double pre-registration offer.

First, a $50 sports betting bonus upon signup and a $100 bet credit on launch day when you make a deposit and place a qualifying bet of at least $100. Customers must wager at least $250 in total on any sports bets with odds of -110 or greater in order to convert the $50 bonus into withdrawable cash. The qualifying bet for the $100 bonus must be $100 or more on an event with odds of -150 or greater, and it must be made in the first seven days after launch.

Sports bettors in Massachusetts will have seven betting apps to choose from when mobile wagering goes live on March 10. Despite the dense competition, the best pre-registration bonuses come from the Massachusetts sports betting promos offered by BetMGM and WynnBET.

$100 Welcome Package
NBA Odds Boosts
Quick Payouts

Bet $20, Get $100 Bet Credit - Promo Code: XREPORT

Mass Sports Betting Promos: How to Use Bonus on Boston Sports

Of course, Boston knows sports as well as any city in America. So, it’s about time you can wager on the city’s winning teams. And whether you’re placing a spread bet, moneyline or prop, your favorite team is immediately available to wager with our Massachusetts sports betting promos.

Bruins Betting

The Boston Bruins have been the best team in hockey all season. And with mobile sports betting launching in Massachusetts, our promos arrived just in time for you to dominate the NHL odds. Both BetMGM & WynnBET will feature a number of wagering markets involving the Bruins. From moneylines & puck lines to totals & prop bets to live betting, futures, and parlays, there is a multitude of ways to wager on Boston’s NHL team. The Bruins are currently the +400 odds favorite to win the Stanley Cup at BetMGM, far outdistancing the second-best Colorado Avalanche at +650.

Celtics Betting

As if it couldn’t get any better, the Boston Celtics are locked in a tight battle with the Milwaukee Bucks and Denver Nuggets for the NBA’s best record. Led by superstar Jayson Tatum, can the Celtics take home the NBA title? Our Massachusetts sports betting promos arrive right in time for the season’s final stretch. And of course, BetMGM and WynnBET offer all of your favorite betting types from parlays to spreads, totals and everything in between.

Like the Bruins, the Celtics are the odds favorite to claim the title. In this case, +300 at BetMGM, ahead of the Phoenix Suns at +450.

As the rich get richer in Boston sports success, so can you by claiming our $350 Mass sports betting promos and using it to wager on your favorite teams. Make sure to claim the bonus today before time runs out.

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