1. Complete a Bachelor's Degree: Any bachelor's degree will do, but a strong foundation in science (biology, chemistry, physics) is crucial for success in medical school. The college you choose for this undergraduate degree is less important than your GPA and MCAT score. Many prestigious universities have excellent pre-med programs, but a student from a less prestigious university with high grades and MCAT scores will have just as good a chance of getting into medical school.
2. Attend Medical School (MD or DO): This is a four-year program leading to an MD (Doctor of Medicine) or DO (Doctor of Osteopathic Medicine) degree. Acceptance is highly competitive. The *specific* medical school matters less than your performance in medical school. Many excellent medical schools exist across the country.
3. Complete an Anesthesiology Residency: After medical school, you'll need to complete a four-year residency in anesthesiology. These residencies are offered at hospitals affiliated with medical schools. The reputation of the residency program is important at this stage.
Therefore, there's no list of "colleges to become an anesthesiologist." Focus on a strong undergraduate education, a high MCAT score, excelling in medical school, and then securing a competitive anesthesiology residency.