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| Attribute | Detail |
|---|---|
| Accessibility to expressway | Asoke Expressway |
| Year Built | 2009 |
| Total Number of Floors | 35 |
| Standard Lease Period | 3 years |
| Air-Conditioning System | Central Chilled |
| Operating Hour | 8.00 am - 6.00 pm |
| Ceiling Height | 2.70 meters |
| Passenger Lifts | 12 units |
| Service Lifts | 1 units |
| Car Park Lifts | 4 units |
| Free Car Parking Quota | 1 parking space per 100 sq.m. of leased area |
| Car Parking Fee for Additional Space (Baht / Month) | 2,500 |
| Electricity Charge | 6.50 / unit |
| Water Supply Charge | 20.00 / unit |
| Facility | Retail shop, Restaurants, Bank and Coffee Shop |

Interchange 21 is one of the most convenient Grade-A office buildings in Bangkok, thanks to its strategic location right at the busy Asoke–Sukhumvit intersection. With direct access to both BTS Asoke and MRT Sukhumvit, commuting is exceptionally easy for employees and visitors.

The building has 35 floors, with office space located on floors 11–35, offering approximately 44,000 sq.m. of leasable area.
Interchange 21 sits in one of Bangkok’s most active business districts, surrounded by retail, restaurants, hotels, and major office hubs.
This connectivity significantly reduces commute time and makes the building highly attractive for organizations prioritizing accessibility.


The lobby features a luxurious design with a spacious layout, contemporary finishes, and a professional atmosphere, creating an impressive first impression for both tenants and visitors.

Interchange 21 is equipped with a comprehensive security system designed to provide a safe and secure working environment for both tenants and visitors. The building features 24-hour security personnel, CCTV surveillance throughout key areas, Access Card entry control, and an automatic Fire Alarm System.

The building offers panoramic views of the Asoke–Sukhumvit skyline, surrounded by premium office towers, hotels, and Bangkok's key business landmarks. It is also conveniently located near several green spaces, including Benjakitti Park, Benchasiri Park, providing excellent options for walking, jogging, exercising, or simply unwinding after work.

Interchange 21 features over 10,000 sq.m. of retail space across floors B2 to 3, offering:
This makes daily life extremely convenient for office tenants, without needing to step outside the building.

The building also features a Food Court with seating for over 500 people, offering a wide variety of affordable dining options. It provides a convenient choice for office workers seeking a quick lunch or casual meal, enhancing the overall workplace experience. With comprehensive business facilities and lifestyle amenities, Interchange 21 is designed to support both productivity and everyday convenience.
Free Car Parking Quota: 1 parking space per 100 sq.m. of leased area


Sample images of bare-shell office space within Interchange 21 . Additional vacant units are available in small, medium, and large sizes on multiple floors. Please contact our team (BOF) for the latest availability.

Interchange 21 stands out for its unmatched location and easy access to public transportation. The building offers a balanced mix of convenience, professional office space, and essential on-site facilities. For companies seeking a well-connected, premium office in the Asoke–Sukhumvit area, Interchange 21 is a practical and reliable choice.
If you are looking for office space for rent at Interchange 21, the Bangkok Office Finder (BOF) team is here to help. We provide expert consultation, compare available office spaces, update you on the latest rental rates, arrange property viewings, and assist you throughout the entire leasing process at no cost. Whether you are searching for an office in the Asoke or Sukhumvit business district, we are ready to help you find the ideal workspace that matches your business size, budget, and operational requirements.
| Place | Walk |
|---|---|
| BTS Asok | Approx. 3 min · 190 m |
| BTS Nana | Approx. 14 min · 870 m |
| MRT Sukhumvit | Approx. 1 min · 70 m |
| Bus stop Soi Prasanmit | Approx. 4 min · 240 m |
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<a href="https://bangkokofficefinder.com/office/interchange-21" target="_blank">Interchange 21 / อาคารอินเตอร์เช้นจ์ 21</a>We are not just a broker, we are a consulting partner who helps clients save time, reduce risk, and find the office that best fits their business goals at no cost to tenants. If you are looking for office space in Bangkok, the Bangkok Office Finder team is ready to support you from day one until move-in.
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