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Maryland State Tax Refund Status Information. You can use Maryland's online services to check the status of your tax refund or to find out if they have had trouble delivering your refund by clicking below. You may also check your refund status by calling (800) 218-8160 or 410-260-7701 in Central Maryland.
Maryland Department of Revenue Customer Service Phone Number. Phone Number of Maryland Department of Revenue is +1-800-638-2937 / 410-260-7980 / 410-767-1579 . The Maryland Department of Revenue is a government department which is responsible for collecting taxes from the citizens. Maryland Department of Revenue also provides various services to the Citizens after collecting taxes from them.