| ZIP | County | State | Area Code | Time Zone |
| 57401 | Brown | SD | 605 | CST |
| 57402 | Brown | SD | 605 | CST |
| 57369 | Charles Mix | SD | 605 | CST |
| 57620 | Perkins | SD | 605 | MST |
| 57520 | Sully | SD | 605 | CST |
| 57262 | Roberts | SD | 605 | CST |
| 57420 | Walworth | SD | 605 | CST |
| 57259 | Grant | SD | 605 | CST |
| 57001 | Union | SD | 605 | CST |
| 57311 | Hanson | SD | 605 | CST |
| 57714 | Jackson | SD | 605 | MST |
| 57312 | Jerauld | SD | 605 | CST |
| 57004 | Union | SD | 605 | CST |
| 57248 | Hamlin | SD | 605 | CST |
| 57226 | Deuel | SD | 605 | CST |
| 57501 | Hughes | SD | 605 | CST |
| 57421 | Marshall | SD | 605 | CST |
| 57644 | Perkins | SD | 605 | MST |
| 57422 | Day | SD | 605 | CST |
| 57201 | Codington | SD | 605 | CST |
| 57735 | Custer | SD | 605 | MST |
| 57349 | Miner | SD | 605 | CST |
| 57212 | Kingsbury | SD | 605 | CST |
| 57313 | Douglas | SD | 605 | CST |
| 57762 | Butte | SD | 605 | MST |
| 57437 | McPherson | SD | 605 | CST |
| 57314 | Sanborn | SD | 605 | CST |
| 57424 | Spink | SD | 605 | CST |
| 57213 | Deuel | SD | 605 | CST |
| 57644 | Perkins | SD | 605 | MST |
| 57424 | Spink | SD | 605 | CST |
| 57626 | Meade | SD | 605 | MST |
| 57002 | Brookings | SD | 605 | CST |
| 57375 | Aurora | SD | 605 | CST |
| 57315 | Bon Homme | SD | 605 | CST |
| 57585 | Mellette | SD | 605 | CST |
| 57214 | Kingsbury | SD | 605 | CST |
| 57341 | Buffalo | SD | 605 | CST |
| 57730 | Custer | SD | 605 | MST |
| 57003 | Minnehaha | SD | 605 | CST |
| 57353 | Kingsbury | SD | 605 | CST |
| 57426 | Brown | SD | 605 | CST |
| 57716 | Shannon | SD | 605 | MST |
| 57427 | Brown | SD | 605 | CST |
| 57785 | Meade | SD | 605 | MST |
| 57366 | Hutchinson | SD | 605 | CST |
| 57401 | Brown | SD | 605 | CST |
| 57717 | Butte | SD | 605 | MST |
| 57521 | Jackson | SD | 605 | MST |
| 57238 | Deuel | SD | 605 | CST |
| 57068 | Minnehaha | SD | 605 | CST |
| 57004 | Union | SD | 605 | CST |
| 57769 | Meade | SD | 605 | MST |
| 57301 | Davison | SD | 605 | CST |
| 57001 | Union | SD | 605 | CST |
| 57216 | Grant | SD | 605 | CST |
| 57216 | Grant | SD | 605 | CST |
| 57325 | Brule | SD | 605 | CST |
| 57553 | Haakon | SD | 605 | MST |
| 57620 | Perkins | SD | 605 | MST |
| 57620 | Perkins | SD | 605 | MST |
| 57718 | Meade | SD | 605 | MST |
| 57560 | Mellette | SD | 605 | CST |
| 57322 | Beadle | SD | 605 | CST |
| 57273 | Day | SD | 605 | CST |
| 57730 | Custer | SD | 605 | MST |
| 57522 | Hughes | SD | 605 | CST |
| 57317 | Gregory | SD | 605 | CST |
| 57348 | Beadle | SD | 605 | CST |
| 57342 | Charles Mix | SD | 605 | CST |
| 57428 | Edmunds | SD | 605 | CST |
| 57719 | Pennington | SD | 605 | MST |
| 57217 | Clark | SD | 605 | CST |
| 57426 | Brown | SD | 605 | CST |
| 57005 | Minnehaha | SD | 605 | CST |
| 57218 | Deuel | SD | 605 | CST |
| 57429 | Spink | SD | 605 | CST |
| 57748 | Meade | SD | 605 | MST |
| 57319 | McCook | SD | 605 | CST |
| 57219 | Day | SD | 605 | CST |
| 57430 | Marshall | SD | 605 | CST |
| 57350 | Beadle | SD | 605 | CST |
| 57006 | Brookings | SD | 605 | CST |
| 57007 | Brookings | SD | 605 | CST |
| 57220 | Brookings | SD | 605 | CST |
| 57221 | Hamlin | SD | 605 | CST |
| 57720 | Harding | SD | 605 | MST |
| 57722 | Custer | SD | 605 | MST |
| 57107 | Minnehaha | SD | 605 | CST |
| 57621 | Corson | SD | 605 | MST |
| 57010 | Clay | SD | 605 | CST |
| 57735 | Custer | SD | 605 | MST |
| 57523 | Gregory | SD | 605 | CST |
| 57438 | Faulk | SD | 605 | CST |
| 57276 | Brookings | SD | 605 | CST |
| 57219 | Day | SD | 605 | CST |
| 57775 | Pennington | SD | 605 | MST |
| 57770 | Shannon | SD | 605 | MST |
| 57724 | Harding | SD | 605 | MST |
| 57646 | Campbell | SD | 605 | CST |