Due to COVID-19, Breather has temporarily paused bookings. You will soon be able to book space again on Breather.com. Please check back and stay safe!

251 Post St., 3rd Floor, Suite 300

4.870 Ratings
How Breather works


  • At tables16
  • In lounge3
  • Maximum total19

Size and layout

  • Sq. ft.581
  • Rentable Sq. ft.696

Opening hours

  • Mon - Fri 8:00 AM - 7:00 PM
  • Sat - SunClosed
!!!Don't forget to enable Background graphics in the settings for print!!!Alternative configurations available upon request


  • Whiteboard (1)
  • " Flatscreen TV
  • WiFi
  • Mirror
  • Elevator access
  • Phone charger
  • Bathroom on premises
  • HDMI
  • Thunderbolt
  • USB-C Multiport

About this space

Looking for a space that will support your team during breakout sessions and day-long off-sites? This space is divided into three distinct areas–a large conference area, a lounge and a secondary, smaller conference area–making it perfect for larger groups. Located near Union Square and a number of high-end retailers (lunch break, anyone?) it’s also a great choice if y ...

Need to know

  • To comply with social distancing guidelines, some buildings may limit occupancy in lobby areas and elevators — and may also require wearing face masks and gloves. We recommend arriving 15 minutes before your reservation start time in case there are any delays accessing your Breather space.
  • Production or Filming is permitted ensuite only, and requires a COI. If common areas or exterior building filming is desired, please submit a request for approval at least 5 days in advance. Please send a note to Support@breather.com for COI requirements.
  • Use of the common areas or hallways to take phone calls, meetings or store equipment may result in a fine.
  • The minimum reservation length for this space is 2 hours.
  • Start date → End date

    Navigate forward to interact with the calendar and select a date. Press the question mark key to get the keyboard shortcuts for changing dates.

    Navigate backward to interact with the calendar and select a date. Press the question mark key to get the keyboard shortcuts for changing dates.

  • $123/hour

    Cancel for free up to 24 hours before

    Learn how to get discounted space with Passport

    Rent this space monthly

    Access ready-to-go office space on flexible monthly terms with Breather. Learn more

    The Breather promise

    Breather creates private and productive workspaces designed to help you do your best work. Find space for a few hours, many months and everything in between.

    Find space anywhere, anytime

    Choose from a variety of private workspaces available in 300+ buildings across 10 major cities worldwide, and instantly reserve without commitment.

    Plug-and-play productivity

    Each space is designed to facilitate focus and collaboration, and includes the technology and tools teams need to hit the ground running.

    Always at your service

    Your local Breather team manages each space and tidies up after every reservation, with 24/7 customer care available by phone, live chat and email.