About Sum Sao Subdistrict
Sum Sao Subdistrict is an official administrative tambon of Phen District in Udon Thani, Thailand. Its official Thai name is สุมเส้า and its six-digit administrative code is 411905.
Subdistrict guide
Sum Sao Subdistrict
Sum Sao Subdistrict is an official tambon in Phen District, Udon Thani, Thailand.
Official source · OCHA COD-AB Thailand (Royal Thai Survey Department source), reconciled to current DOPA codesUnderstand the areas
Explore the areas within Sum Sao Subdistrict.
Loading local information…
View this section with the complete guide →Find a business or service in Sum Sao Subdistrict
Loading local information…
View this section with the complete guide →- Last reviewed
- 15 September 2026
- Content owner
- Thailand Navigator Editorial Lead
- Page type
- Subdistrict guide
Community experiences
Reviews of Sum Sao Subdistrict
Read first-hand experiences, then share your own.
Loading member reviews…
Reviews are temporarily unavailable. Please try again.
—
Ratings include stars without a written review.Rating distribution
No written reviews yet
Your experience could help the next visitor decide what to explore.
Be the first to share your experience
What stood out? What would you tell someone planning a visit? A short, honest review is enough.
Write a review