| Business | Phone |
| Us Comptroller Of The Currency 1200 N Mayfair Rd 200, Milwaukee 53226 | (414) 456-1781 |
| Us Customs Svc 611 E Wells St 3, Milwaukee 53202 | (414) 297-3231 |
| Us Internal Revenue Svc 4301 W Wisconsin, Milwaukee 53202 | (414) 297-1662 |
| Us Treasury Dept 1000 N Water St 1700, Milwaukee 53202 | (414) 297-3937 |