Buddy, it's important to know that creditors are not allowed to keep calling you to collect debts. You see, creditors have an obligation to stop calling you and communicating with you through your lawyer or the court. If creditors keep calling you after you've filed for bankruptcy, that's a problem and I suggest you read
The end of creditor calls: What to expect after bankruptcy. If you are approached by creditors after you have filed for bankruptcy, it is important to tell your lawyer or the bankruptcy court immediately.