What are the after-hours return protocols and key drop locations at SeaTac Rental Car Facility?
Verified: 2026-06-28
At a glance
The SeaTac Rental Car Facility has designated drop boxes for after-hours key returns, located near the Level 1 parking areas.
What to know
Topic-specific long guide — no rental shuttle/CFC boilerplate
Visitor guide details
What to expect on your trip
- The SeaTac Rental Car Facility operates 24/7, but the customer service counters are not always open.
- For after-hours returns, rental car providers have designated drop boxes located near the Level 1 parking areas.
- The drop boxes are available for key handovers and contract returns.
- The facility's Level 1 parking layout is divided into three sections: North, Central, and South.
- The drop box locations vary by provider, but most are situated near the exit points of these sections.
The SeaTac Rental Car Facility operates 24/7, but the customer service counters are not always open. For after-hours returns, rental car providers have designated drop boxes located near the Level 1 parking areas. The drop boxes are available for key handovers and contract returns. The facility's Level 1 parking layout is divided into three sections: North, Central, and South. The drop box locations vary by provider, but most are situated near the exit points of these sections. For example, Enterprise and National have drop boxes located near the North exit, while Hertz and Avis have theirs near the Central exit. The exact locations are as follows: Enterprise (17855 International Blvd), National (17855 International Blvd), Hertz (17820 International Blvd), and Avis (17800 International Blvd). The after-hours return process typically takes around 5-10 minutes, and the facility is open 24 hours for vehicle returns. It's recommended to call the provider's after-hours return number to confirm the drop box location and any specific requirements.
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