What happens when a guest checks in while I'm asleep or in another time zone?

Nothing needs to happen, which is the point. The guest's passcode or auto buzz-in window is set when the booking is confirmed, so their 1 a.m. arrival opens the building door without ringing anyone. You see the entry in the activity log in the morning instead of in a missed call.

Can a co-host handle buzzer access without my personal phone number?

Yes, if entry runs through an account rather than a phone. With the buzzer dialing a virtual number, a co-host on the account can answer calls, issue passcodes, and check entries from their own phone, and removing a co-host later is an account change, not a number swap across buildings.

What happens to guest access when a booking is extended or cut short?

Access windows are yours to edit, so an extension is a date change in the app rather than a new code, and an early checkout means ending the window when the guest actually leaves. The next booking's window is independent, so changes to one stay never touch another.

Blog / Automate Airbnb Guest Check-In Across Multiple Listings

Automate Airbnb Guest Check-In Across Multiple Listings

By Ty · 2026-07-06

Every Airbnb check-in in a buzzer building starts with a phone call: the guest lands, dials the unit at the lobby panel, and somebody has to answer live and press a key. With one listing that is an interruption. Across a portfolio it is a rolling schedule of arrivals that never lines up with your day, the late flight buzzing at 1 a.m., the early check-in landing during another listing’s turnover, and, if you travel or manage remotely, guests arriving while you are asleep in a different time zone.

Scaling hosts usually try to solve this with people, a co-host here, a cleaner with a phone there. But the buzzer keeps demanding a live human at the exact moment each guest arrives, and no roster covers every arrival at every building around the clock. The real fix is entry that does not need anyone to answer.

How to fix it

Option	Pros	Cons
Your cell in every directory	Free	Every check-in rings you live, including the 1 a.m. arrivals
Co-host or cleaner on call per building	Human judgment at the door	Someone must be awake and reachable for every arrival, scales with headcount
Lockbox in each lobby	Guests self-serve	Many condo boards ban them, nothing for cleaners’ recurring visits
Smart locks per unit	Solves the apartment door	Does nothing for the building entrance guests hit first
Lowkey	Guests buzz themselves in with per-booking passcodes and auto buzz-in windows, across every listing	Quick one-time setup with your building

The test for any option is the midnight arrival: a guest lands hours late, dials the unit, and either gets in without waking anyone or stands on the sidewalk messaging you. If your buildings’ panels dial out to a phone number, which most do, check-ins can clear that test at every listing without installing anything.

Where Lowkey helps

Lowkey makes check-in self-serve at the building door across a whole portfolio, from one account. Each listing’s buzzer dials its own virtual number, and every booking gets access matched to its dates: a 4-digit passcode in the check-in message, or an auto buzz-in window that opens the door the moment the guest dials, no live answer, no time-zone math. Cleaners get recurring turnover access, co-hosts work from their own phones, and the per-listing activity history confirms each arrival so you wake up to a log instead of missed calls. It works with any buzzer that dials out to a phone number, with nothing installed in buildings you do not own.