IRS Customer Support

Trying to contact IRS customer service? We list here the different methods to get in touch with IRS: Phone, website, email, Twitter, Facebook and more.

Ways to Contact Customer Service:

IRS Customer Service – Phone

IRS customer support phone number: 1-800-829-1040.

Customer support hours of operation: Monday-Friday 7:00am-7:00pm.

IRS Customer Service – Website

Visit the IRS site – knowledge base, FAQ, contact form and self service options: Click here.

IRS Customer Service – Email

– No customer service email address was published.

IRS Customer Service – Twitter

– The company does not provide customer service on its twitter account.

IRS Customer Service – Facebook

The official facebook page of IRS: Visit.

IRS Customer Service – Chat

– No customer support by chat.

IRS Customer Service – Address

The postal address of IRS customer service or head office: 1111 Constitution Avenue Northwest, Washington, District of Columbia, DC, USA.


Custservice 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 strive for perfection, but can not assure that the information on this website is 100% accurate. In case of mistakes or missing data - please help us to remain accurate by sending us your feedback.