100 Smallest ZIP Codes in the United States by Population in Sullivan County, New Hampshire
Explore the 100 smallest ZIP codes in the United States ranked by population using U.S. Census demographic data. This page lists ZIP codes located in Sullivan County, New Hampshire.
| Rank | ZIP Code | City | State | Population |
|---|---|---|---|---|
| 1 | 03607 | SOUTH ACWORTH | NH | 320 |
| 2 | 03751 | GEORGES MILLS | NH | 374 |
| 3 | 03601 | ACWORTH | NH | 478 |
| 4 | 03770 | MERIDEN | NH | 638 |
| 5 | 03284 | SPRINGFIELD | NH | 798 |
| 6 | 03605 | LEMPSTER | NH | 934 |
| 7 | 03752 | GOSHEN | NH | 1,077 |
| 8 | 03280 | WASHINGTON | NH | 1,097 |
| 9 | 03781 | PLAINFIELD | NH | 1,840 |
| 10 | 03745 | CORNISH | NH | 1,914 |
| 11 | 03782 | SUNAPEE | NH | 3,074 |
| 12 | 03753 | GRANTHAM | NH | 3,407 |
| 13 | 03603 | CHARLESTOWN | NH | 5,218 |
| 14 | 03773 | NEWPORT | NH | 7,758 |
| 15 | 03743 | CLAREMONT | NH | 13,647 |