Aphthous stomatitis can be one or a cluster of small pits or ulcers in the cheeks, gums, the inside of the lips, or on the tongue. Itâs more common in young people, most often between 10 and 19 years of age. Aphthous stomatitis is not caused by a virus and is not contagious.
If you prefer to reach the IRS via phone: Hours of Operation: Monday â Friday 7:00am â 10:00pm EST. If you believe you may have been the victim of identity theft: 1 (800) 908-4490. Hours of Operation: Monday â Friday 8:00am â 8:00pm EST.
IRS Customer Service Phone Number [ Irs.gov Customer Support ] IRS customer care contact details is different for various services and it is as follows, IRS customer Service number for Tax Help Line for Individuals: (800) 829-1040. Working Hours are from MondayâFriday at 7:00 a.m to 7:00 p.m., local time. For the services Business and Specialty Tax Line call to (800) 829-4933. Working Hours will be from Monday to Friday, 7:00 a.m.â7:00 p.m.,local time.