| Business | Phone |
| Boulter's Income Tax Svc 3334 Upper King Rd, Dover 19904 | (302) 698-9904 |
| E Z Income Tax Svc 201 N Governors Blvd, Dover 19901 | (302) 672-7006 |
| Fillat & Assoc 907 S Governors Ave # 4, Dover 19904 | (302) 678-3418 |
| H & R Block Tax Svc 1365 N Dupont Hwy, Dover 19901 | (302) 672-2205 |
| H & R Block Tax Svc 2137 S Dupont Hwy, Dover 19901 | (302) 697-2786 |
| Hartman's Tax Svc 400 N Dupont Hwy, Dover 19901 | (302) 735-5663 |
| Headley Associates 838 Walker Rd # 224, Dover 19904 | (302) 734-2299 |
| Jackson Hewitt Tax Svc 1030 Forrest Ave, Dover 19904 | (302) 735-8778 |
| Jefferson Urian Doane Sterner 1050 S State St, Dover 19901 | (302) 678-1425 |
| Liberty Tax Svc 1261 N Dupont Hwy, Dover 19901 | (302) 734-1850 |
| Liberty Tax Svc 2151 S Dupont Hwy, Dover 19901 | (302) 698-3101 |
| Liberty Tax Svc 838 Walker Rd # 22-2, Dover 19904 | (302) 734-1850 |