Alto zipcode
| City | Alto |
| ZIP Code | 88312 |
| Type | Standard |
| State Code | NM |
| State | New Mexico |
ZIP code of Alto is 88312. This place is located in New Mexico state in US. To send any postal service to Alto, you must use 88312 zipcode.
You should avoid following 1 city name of New Mexico to be used with the ZIP code 88312.
- Sierra Vista, NM