Street Address: (Please do not send mail to this address) US Army Corps of Engineers 4735 East Marginal Way South Seattle, Washington 98134-2329

Mailing Address: US Army Corps of Engineers P.O. Box 3755 Seattle, Washington 98124-3755

Driving directions From the north: Take I-5 south to James Street; turn right on Columbia and follow road down to the viaduct/Hwy. 99 south; street turns into E. Marginal Way S.; Federal Center South will be on the right. From the south: Take I-5 north to exit #162 (on left), Corson/Michigan St.; go to Michigan and turn right and follow to E. Marginal Way S./Hwy. 99; turn right and follow several blocks; Federal Center South will be on the left.

Parking is available in the lot across the street from the building. 2 hour visitor parking is available on the north end of the building.

Where to Stay If you are visiting here on per diem, check this link of available Hotels.

Please contact the main number for the Seattle District at (206) 764-3742 or you may reach us by email at PAOTeam@nws02.usace.army.mil

For the prerecorded information line, please call1-866-596-2635