Call Department of Revenue on Thursdays for Quickest Service

(INDIANAPOLIS) – Need to call the Indiana Department of Revenue (DOR) to figure out a tax issue? Try Thursdays.

While DOR’s customer service specialists are here to help any weekday during this busy time of year, the day with the lowest call volume is Thursday, followed by Wednesday.

Need to call sooner? DOR suggests calling early in the day. Customers who call between 8 a.m. to 10 a.m., Monday through Friday, often experience lower wait times.

“Providing best-in-class customer service to Hoosiers is a top priority for the DOR team,” commented DOR Commissioner Bob Grennes. “Sharing the best days and times to call is just another way we strive to provide high-quality service and improve the customer experience.”

Customers with questions about individual income tax, may call DOR Customer Service at 317-232-2240, Monday through Friday 8 a.m. – 4:30 p.m., EST.

Customers also have additional options to contact DOR including:

  • Visit a DOR office – get assistance from customer service specialists in one of DOR’s 12 district office locations throughout the state during the hours of 8 a.m. to 4:30 p.m., local time.
  • Email DOR – send an email. All questions are addressed within four business days. The form to send an email is available at
  • Follow DOR on social media– search @INRevenue on all social media platforms to find the latest DOR news, updates, helpful customer tips and get questions answered on Facebook, Twitter, Instagram or LinkedIn.

DOR strives for continuous improvement of all programs and processes.  If a customer has feedback or has trouble finding an answer to their question, it is encouraged they submit their feedback using DOR’s online customer feedback portal at

For more information on the individual income tax season, visit DOR’s website at