| Post Office Name | US Post Office |
| Address | 309 Main St |
| City | Langford |
| State | South Dakota |
| Phone Number | (605) 493-6446 |
| Latitude | 45.6315 |
| Longitude | -97.7333 |
57454 US Post Office in Langford, South Dakota is located at 309 Main St. The Langford Post Office Number is (605) 493-6446
