According to our records, this business is located at 1935 W 4th St. in Wilmington (in New Castle County), Delaware 19805, the location GPS coordinates are: 39.749382 (latitude), -75.572644 (longitude). H & R Block Tax Service is categorized under Tax Return Preparation and Filing (SIC code 7291). Current estimates show that the unit has a sales volume of $228,000 and staff of approximately 12 people. You can contact the company by phone at (302) 656-7212.