Condition Description. Truncus arteriosus is an uncommon congenital heart defect where a baby is born with a single blood vessel (called a truncus) coming from the main pumping chambers of the heart (the ventricles) instead of two vessels (one from each ventricle).ondition Description. Truncus arteriosus is an uncommon congenital heart defect where a baby is born with a single blood vessel (called a truncus) coming from the main pumping chambers of the heart (the ventricles) instead of two vessels (one from each ventricle).
IRS Office Customer Service Phone Number Phone Number: 1 (800) 829-1040. Shortcut: N/A - Edit
The E-help Desk is staffed with IRS tax professionals who can typically handle inquiries involving E-services products. The toll-free number for this is 1-866-255-0654. However, this telephone service should not be used by those who are filing electronically using online software or tax preparer software. Those individuals or businesses should refer to the IRS live telephone assistance program or call 1-800-829-1040. Assistance for Exempt Organizations, Retirement Plan Administrators, and Government Entities can be had at the following number 1-877-829-5500.