Great Falls, Montana ZIP Codes
- ZIP records
3 - Sum of listed ZIP population estimates
75,427 - Counties represented
1 - Population range
13,255–33,350 per ZIP
Population sum includes positive estimates in these ZIP records; it is not an official city population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | County | Population estimate |
|---|---|---|---|---|
| 1 | 59405 | Great Falls | Cascade | 33,350 |
| 2 | 59404 | Great Falls | Cascade | 28,822 |
| 3 | 59401 | Great Falls | Cascade | 13,255 |
Counties represented
All ZIP Codes in Great Falls
Browse all ZIP data for Montana
Methodology: ZIP records are grouped by the source file's primary city and state fields. Population ranges and sums use positive ZIP-level estimates; sums should not be read as official city totals. County links use each record's listed county assignment.