| 57401 Aberdeen | 605 | Brown County | South Dakota (SD) |
| 57401 Beebe | 605 | Brown County | South Dakota (SD) |
| 57401 Ordway | 605 | Brown County | South Dakota (SD) |
| 57402 Aberdeen | 605 | Brown County | South Dakota (SD) |
| 57426 Brainard | 605 | Brown County | South Dakota (SD) |
| 57426 Barnard | 605 | Brown County | South Dakota (SD) |
| 57427 Bath | 605 | Brown County | South Dakota (SD) |
| 57432 Huffton | 605 | Brown County | South Dakota (SD) |
| 57432 Claremont | 605 | Brown County | South Dakota (SD) |
| 57433 Columbia | 605 | Brown County | South Dakota (SD) |
| 57433 Sand Lake | 605 | Brown County | South Dakota (SD) |
| 57433 Tacoma Park | 605 | Brown County | South Dakota (SD) |
| 57439 Ferney | 605 | Brown County | South Dakota (SD) |
| 57441 Frederick | 605 | Brown County | South Dakota (SD) |
| 57441 Elm Lake | 605 | Brown County | South Dakota (SD) |
| 57445 Groton | 605 | Brown County | South Dakota (SD) |
| 57445 James | 605 | Brown County | South Dakota (SD) |
| 57445 Putney | 605 | Brown County | South Dakota (SD) |
| 57446 Hecla | 605 | Brown County | South Dakota (SD) |
| 57449 Houghton | 605 | Brown County | South Dakota (SD) |
| 57460 Mansfield | 605 | Brown County | South Dakota (SD) |
| 57474 Randolph | 605 | Brown County | South Dakota (SD) |
| 57474 Stratford | 605 | Brown County | South Dakota (SD) |
| 57479 Warner | 605 | Brown County | South Dakota (SD) |
| 57481 Westport | 605 | Brown County | South Dakota (SD) |
| 57481 Wetonka | 605 | Brown County | South Dakota (SD) |