ZIP code 57640
Where is ZIP code 57640?
Lodgepole, South Dakota
Perkins County · Standard ZIP code
ZIP code 57640 belongs to Lodgepole, South Dakota in Perkins County. 57640 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Mountain Time zone and uses area codes 605 and 701. About 41 people live in the 57640 area, where the median household income is $250,001. The closest ZIP codes are 57650 (Ralph, 13.5 mi west), 58639 (Hettinger, 16.3 mi north) and 57649 (Prairie City, 16.9 mi south).
| ZIP code | 57640 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Lodgepole |
| State | South Dakota (SD) |
| County | Perkins County |
| Time zone | Mountain Time · now |
| Area codes | 605, 701 |
| Coordinates | 45.8232, -102.7599 map |
| 3-digit prefix | 576 |
Population and income in 57640
| Population | 41 · lower than 97% of South Dakota ZIP codes |
|---|---|
| People per square mile | 0 · lower than 98% of South Dakota ZIP codes |
| Median age | 55.1 years · higher than 87% of South Dakota ZIP codes |
| Men / women | 76% / 24% |
| Median household income | $250,001 · higher than 100% of South Dakota ZIP codes |
| Income per person | $622,346 |
| Below the poverty line | 0.0% |
| Bachelor’s degree or higher | 49% of adults 25+ |
| Median home value | $337,500 · higher than 92% of South Dakota ZIP codes |
| Housing units | 30 |
| Households | 30 (1.37 people on average) |
| Owners / renters | 83% / 17% |
| Land area | 255.05 sq mi (plus 0.54 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 57640. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 57640
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 57650 | Ralph, SD | 13.5 mi W | Standard |
| 58639 | Hettinger, ND | 16.3 mi N | Standard |
| 57649 | Prairie City, SD | 16.9 mi S | Standard |
| 58649 | Reeder, ND | 21.7 mi NW | Standard |
| 57620 | Bison, SD | 25.1 mi SE | Standard |
| 57651 | Reva, SD | 25.3 mi SW | Standard |
| 58653 | Scranton, ND | 25.9 mi NW | Standard |
| 57638 | Lemmon, SD | 28 mi E | Standard |
| 57755 | Ludlow, SD | 28.4 mi W | Standard |
| 58623 | Bowman, ND | 39.2 mi NW | Standard |
| 57644 | Meadow, SD | 39.8 mi SE | Standard |
| 57634 | Keldron, SD | 42.5 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 57640 or measure the distance to another ZIP code.
How to address mail to 57640
123 MAIN ST
LODGEPOLE SD 57640
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (57640-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 57640?
- 57640 is a Lodgepole, South Dakota ZIP code.
- What county is 57640 in?
- ZIP code 57640 is in Perkins County, South Dakota.
- What time zone is ZIP code 57640 in?
- 57640 is in the Mountain Time zone (America/Denver).
- What area code is 57640?
- Phone numbers in ZIP code 57640 use area codes 605 and 701.
- What is the population of ZIP code 57640?
- About 41 people live in ZIP code 57640, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 57640?
- The median household income in 57640 is $250,001 a year, higher than 100% of South Dakota ZIP codes.
- What ZIP codes are near 57640?
- The nearest ZIP codes to 57640 are 57650 (Ralph, 13.5 miles), 58639 (Hettinger, 16.3 miles), 57649 (Prairie City, 16.9 miles) and 58649 (Reeder, 21.7 miles).