| Zipcode | Community | City | State | Metro Area |
|---|---|---|---|---|
| 38343 | Humboldt | Humboldt | Tennessee | |
| 50548 | Humboldt | Humboldt | Iowa | |
| 56731 | Humboldt | Humboldt | Minnesota | |
| 57035 | Humboldt | Humboldt | South Dakota | Sioux Falls SD |
| 61931 | Humboldt | Humboldt | Illinois | Charleston-Mattoon IL |
| 66748 | Humboldt | Humboldt | Kansas | |
| 68376 | Humboldt | Humboldt | Nebraska | |
| 86329 | Humboldt | Humboldt | Arizona | Prescott AZ |
| 89418 | Humboldt | Imlay | Nevada | |
|
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