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TMT International Observatory
One of 3 science attraction listings in Pasadena.
About TMT International Observatory
TMT International Observatory is a science attraction in the attractions and activities sector, based in Pasadena, CA. Its recorded address is 100 W Walnut St, 91124-0001. The listing includes a telephone number, an official website, an email address. It is one of 3 science attraction listings tracked in Pasadena; the nearest comparable listing is Mt. Wilson Observatory, about 0.8 km away.
- Address
- 100 W Walnut St, Pasadena, CA, 91124-0001
- Phone
- +16263951600
- Website
- tmt.org
- inquiry@tmt.org
- Social
Questions
Where is TMT International Observatory located?
100 W Walnut St, Pasadena, CA, 91124-0001
How do I contact TMT International Observatory?
+16263951600 · https://www.tmt.org
What type of business is TMT International Observatory?
TMT International Observatory is a science attraction (attractions and activities) in Pasadena.
Nearby science attraction
- Mt. Wilson ObservatoryPasadena0.8 km
- Carnegie ObservatoriesPasadena1.9 km
- Mt Wilson ObservatoryLa Canada Flintridge8.6 km
- Griffth ObservatoryLos Angeles7.9 km
- Observatorio del Monte WilsonLa Canada Flintridge10.9 km
- Mount Wilson ObservatoryLos Angeles11.2 km
- Mount Wilson Observatory ViewpointMt Wilson11.6 km
- Mount Wilson ObservatoryMt Wilson12.2 km
- Mount Wilson ObservatoryLos Angeles12.3 km
- Observatorio GriffithLos Angeles14.0 km
- Griffith ObservatoryLos Angeles14.0 km
- Observatory Griffith ParkLos Angeles14.1 km
- Mount Wilson ObservatoryLos Angeles15.2 km
- Observatoire du Mont WilsonLos Angeles17.5 km
- Stony Ridge ObservatoryLos Angeles County22.2 km
Cite this page
“TMT International Observatory, Pasadena — business.wiki, retrieved August 2026.” Facts on this page come from openly licensed data (Overture Maps Foundation) and are refreshed with each monthly release; sourcing is documented on the methodology page.