| Business | Phone |
| Us Customs Svc Office 308 E 8th St, Austin 78701 | (512) 476-0117 |
| Us Internal Revenue Svc 825 E Rundberg Ln, Austin 78753 | (512) 499-5127 |
| Us Financial Management Svc 1619 Woodward St, Austin 78741 | (512) 342-7261 |
| Us Internal Revenue Svc 3651 S I H 35, Austin 78741 | (512) 499-5875 |
| Us Customs Svc 3600 Presidential Blvd 111, Austin 78719 | (512) 530-3056 |