ZIP Code 90721 is located in Los Alamitos California. 90721 is entirely within Orange County. Regionally, 90721 is located in Metro Los Angeles.
| ZIP Code Name | Los Alamitos |
| Primary County | Orange County |
| ZIP Code Type | PO Box |
| Current Time | PST |
| Coordinates | 33.80802536,-118.06925964 |
| Adjacent ZIP Codes | |
| Region | Metro Los Angeles |
| Metropolitan/Micropolitan Stat Area | Los Angeles-Long Beach-Anaheim, CA |
| Time Zone | Pacific Standard Time |
| IANA Timezone | America/Los_Angeles |
| School Districts in 90721 | |
| Elementary Schools in 90721 | |
| Middle Schools in 90721 | |
| High Schools in 90721 |