Guasti, California

Guasti, California
Unincorporated community

Seal
Guasti, California
Coordinates: 34°03′54″N 117°35′11″W / 34.06500°N 117.58639°WCoordinates: 34°03′54″N 117°35′11″W / 34.06500°N 117.58639°W
Country United States
State California
County San Bernardino
Elevation 971 ft (296 m)
Time zone Pacific (PST) (UTC-8)
  Summer (DST) PDT (UTC-7)
ZIP code 91743
Area code(s) 909
GNIS feature ID 1660703[1]

Guasti, formerly known as South Cucamonga and Zucker, is an unincorporated community in San Bernardino County, California, United States. Guasti is 3.5 miles (5.6 km) east of downtown Ontario.

Post Office

Guasti has a post office with ZIP code 91743.[2] The first post office in the community opened under the name Zucker in 1887 and closed in 1900. The community changed its name to Guasti after Secondo Guasti, founder of the Italian Vineyard Company, which operated in the area. The Guasti post office opened in 1910.[3] This small Post Office, which is located across the street from the Ontario International Airport was made famous by Default Radio co-host Lucky225 and Doug from DougTV. Lucky225 and Default Radio used the "Default Mail Box" - P.O. BOX 1111, Guasti, CA 91743. Doug further popularized it in Doug TV Episode 1[4]

References