You can contact Marshalls' customer service department at 1-888-627-7425, as of 2015. You can also fill out a form through Marshalls' website to ask questions about the store's products or services.
Marshalls' phone number for questions regarding the TJX Rewards credit card is 1-800-952-6133. The company's phone number for questions regarding the TJX Rewards Platinum MasterCard is 1-877-890-3150. To find the phone number for a local Marshalls' department store, use the store locator on the company's website. Enter a ZIP code and proximity in miles. The locator also provides users with the address and operating hours of each nearby store.