Bethlehem, New Hampshire ZIP Codes
- ZIP records
1 - Sum of listed ZIP population estimates
2,573 - Counties represented
1 - Population range
2,573–2,573 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 | 03574 | Bethlehem | Grafton | 2,573 |
Counties represented
All ZIP Codes in Bethlehem
Browse all ZIP data for New Hampshire
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.