IRS Customer Support

Customer Support details for IRS. All the updated details and channels for contacting IRS.

About IRS

The IRS (Internal Revenue Service) is a US government agency responsible for the collection of individual income taxes and employment taxes, and enforcement of tax laws in the US.

Customer Service Channels:

IRS Customer Service – Contact Center

IRS customer service call center phone number: 1-800-829-1040.

IRS phone service operating hours: Monday-Friday 7:00am-7:00pm.

IRS Customer Support – Website

IRS customer support, knowledge center and self service at Click here.

IRS Customer Service – Email

– No customer service email address was published.

IRS Customer Support – Chat

– No chat support.

IRS Customer Support – Whatsapp

– No whatsapp support.

IRS Customer Support – Facebook

IRS customer support facebook link: Click here.

IRS Customer Service – Twitter

– No customer support on the company’s official twitter account.

IRS Customer Service – Postal Address

IRS customer service address (or headquarters address): 1111 Constitution Avenue Northwest, Washington, District of Columbia, DC, USA. provides contact details for leading companies and websites. We do not provide any customer support ourselves. All the information on this website is gathered from the companies websites, social media and customer feedback. We work constantly to ensure that the information provided on this site is up-to-date and accurate. In case we have missed anything, or if any contact detail is inaccurate, feel free to update us.