Fremont County, Idaho ZIP Codes


ZIP Codes in Fremont County with Associated Cities & Towns

Fremont County, ID - Standard ZIP Codes
83420 | 83429 | 83436 | 83440 | 83445 | 83448 | 83451
Fremont County, ID - PO Box ZIP Codes (NO DEMOGRAPHIC DATA)
83421 | 83433 | 83438
Note: Every ZIP Code has a single ACTUAL City Name assigned by the US Postal Service (USPS).
See the specific ZIP Code for acceptable Alternate City Names and spelling variations.

ZIP Codes in Fremont County Address Data

  • Businesses Addresses: 1,499
  • PO Box Addresses: 2,391
  • Residential Addresses: 16,268
    • Multi-Family Addresses: 1,579
    • Single Family Addresses: 14,689


Map of Fremont County, ID ZIP Codes With Actual (Default) City Names

Island Park
Macks Inn
Saint Anthony

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