ZIP Code 91729 is located in Rancho Cucamonga California. 91729 is entirely within San Bernardino County. Regionally, 91729 is located in Metro Los Angeles.
| ZIP Code Name | Rancho Cucamonga |
| Primary County | San Bernardino County |
| ZIP Code Type | PO Box |
| Current Time | PDT |
| Coordinates | 34.09913635,-117.56625366 |
| Adjacent ZIP Codes | |
| Region | Metro Los Angeles |
| Metropolitan/Micropolitan Stat Area | Riverside-San Bernardino-Ontario, CA |
| Time Zone | Pacific Daylight Time |
| IANA Timezone | America/Los_Angeles |
| School Districts in 91729 | |
| Elementary Schools in 91729 | |
| Middle Schools in 91729 | |
| High Schools in 91729 |