Delaware Taxpayer Assistance Center
Plan your visit with the published address, regular hours, local phone number and map. Confirm current availability before leaving.
Office details
Source checked September 3, 2026. Temporary closures and special-hour alerts are not reproduced here.
Location
Map provided by Google. Confirm the address with the IRS before traveling.
Solve the next step
These independent, source-linked guides help you organize the records and questions for common tax issues.
Visit preparation
Prepare identification, tax records and notices before an in-person IRS appointment.
Read the guideIRS correspondence
Read, verify and respond to an IRS notice without missing the stated deadline.
Read the guideTax records
Compare online and mail options for requesting IRS tax transcripts.
Read the guidePayments
Review IRS payment-plan routes, costs and records to prepare before requesting help.
Read the guideOther Delaware locations
Official confirmation
This independent page organizes public locator data. The official IRS locator is the final authority for active locations and temporary changes.