The IRS Taxpayer Assistance Centers at 36 North Street, Presque Isle and 202 Harlow Street, Bangor will have reduced hours over the next couple of weeks. Taxpayers are encouraged to check the days and hours of service at IRS.gov. The IRS reminds taxpayers that it is a good practice to always check the availability of services at IRS Taxpayer Assistance Centers on IRS.gov before heading out to visit an IRS office. Services and hours of operation vary from site to site. Hours of operation and available services for all Taxpayer Assistance Centers are listed on the IRS web site at IRS.gov. The site, which can be found at www.IRS.gov/localcontacts , includes a local telephone number, which can be used to learn about available and alternate services. Visiting an IRS office is not the only option available for federal tax help, many times answers can be found on the IRS website – IRS.gov.