| Post Office Name | US Post Office |
| Address | 34301 9th Ave S |
| City | Federal Way |
| State | Washington |
| Phone Number | (253) 733-7500 |
| Latitude | 47.3073 |
| Longitude | -122.3138 |
98003 US Post Office in Federal Way, Washington is located at 34301 9th Ave S. The Federal Way Post Office Number is (253) 733-7500
