First Street or 1st Street may refer to:
Streets First Street (Hong Kong) 1st Street (Los Angeles) Mercer Street (Manhattan), formerly known as First Street
Other uses Anyang 1st Street, a commercial hub in South Korea First Street, a brand of grocery products sold by Smart & Final First Street, an advocacy organization that brings together leading marketing firms to increase public awareness of climate change. https://firststreet.org/
See also
First Avenue (disambiguation) First Street station (disambiguation), train stations of the name List of highways numbered 1