How many calories in a 10 inch meatball sub? The surprising truth
                                
                                
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                                    4 min read                                
                            
                                According to nutritional data from various restaurants and databases, a single 10-inch meatball sub can contain anywhere from 600 to upwards of 1,100 calories, a range that can significantly impact your daily intake. Understanding how many calories in a 10 inch meatball sub is crucial for anyone monitoring their diet.