What is the zip code for stanford university? The Stanford Zip Code is 94305. If you want to send a mail to Stanford City, you should use the 94305 Zip Code. In 1983, the U.S. Postal Service introduced an expanded Stanford ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons".What is the area code for stanford university? Stanford, CA is currently using one area code which is area code 650. In addition to Stanford, CA area code information read more about area code 650 details and California area codes.Where is stanford university located city and state? Stanford University. Stanford University, located between San Francisco and San Jose in the heart of California's Silicon Valley, is one of the world's leading teaching and research universities.Is stanford university a hospital? Stanford University Medical Center is a medical complex which includes Stanford Health Care and Stanford Children's Health. It is consistently ranked as one of the best hospitals in the United States and serves as a teaching hospital for the Stanford University School of Medicine.