All Mississippi Department of Revenue District Offices are closed to the public. Starting tomorrow, March 17th, the counter at the Clinton headquarters that provides customer service will be shut down. This includes Titles, IFTA/IRP, and the Jackson District Service Office. Taxpayers can still use both the call center (601-923-7700) and the Taxpayer Access Portal (tap.dor.ms.gov) to help with their taxpaying needs.