84307 Zip code is used for Promontory Area Code City in Box Elder County, Utah in Usa. The ZIP Codes / Postal Codes are Used by USPS (United States Postal Service known as “Post Office”, “ Usa Mail”, or” Postal Service”, an independent agency of the United States federal government responsible for providing postal service in the United States). Below is the detail for 84307, Promontory Area Code City.
| Zip Code | : | 84307 |
| City Name | : | Promontory Area Code |
| County Name | : | Box Elder County |
| State Name | : | Utah |
| Country Name | : | USA |
| Area Code | : | 435 |
| Time Zone | : | MST |
| Country Code | : | +1 |
| Currency | : | $ USA Dollor |
| ISO Code | : | USA |