ZIP code 99113
Where is ZIP code 99113?
Colton, Washington
Whitman County · Standard ZIP code
ZIP code 99113 belongs to Colton, Washington in Whitman County. 99113 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Pacific Time zone and uses area code 509. About 560 people live in the 99113 area, where the median household income is $104,643. The closest ZIP codes are 99179 (Uniontown, 5.8 mi southeast), 99164 (Pullman, 9.8 mi north) and 99163 (Pullman, 10 mi north).
| ZIP code | 99113 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Colton |
| State | Washington (WA) |
| County | Whitman County |
| Time zone | Pacific Time · now |
| Area code | 509 |
| Coordinates | 46.5901, -117.1692 map |
| 3-digit prefix | 991 |
Population and income in 99113
| Population | 560 · lower than 79% of Washington ZIP codes |
|---|---|
| People per square mile | 6 · lower than 84% of Washington ZIP codes |
| Median age | 53 years · higher than 81% of Washington ZIP codes |
| Men / women | 52% / 48% |
| Median household income | $104,643 · higher than 75% of Washington ZIP codes |
| Income per person | $53,436 |
| Below the poverty line | 2.1% |
| Bachelor’s degree or higher | 50% of adults 25+ |
| Median home value | $398,000 · lower than 62% of Washington ZIP codes |
| Median rent | $1,281 a month |
| Housing units | 267 |
| Households | 236 (2.37 people on average) |
| Owners / renters | 92% / 7.6% |
| Land area | 98.49 sq mi (plus 2.21 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 99113. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 99113
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 99179 | Uniontown, WA | 5.8 mi SE | Standard |
| 99164 | Pullman, WA | 9.8 mi N | Unique |
| 99163 | Pullman, WA | 10 mi N | Standard |
| 83832 | Genesee, ID | 11.5 mi E | Standard |
| 83844 | Moscow, ID | 12.7 mi NE | Unique |
| 83843 | Moscow, ID | 12.9 mi NE | Standard |
| 99403 | Clarkston, WA | 14.4 mi S | Standard |
| 99102 | Albion, WA | 14.5 mi N | PO Box only |
| 83872 | Viola, ID | 20.7 mi NE | Standard |
| 83501 | Lewiston, ID | 21.4 mi SE | Standard |
| 83535 | Juliaetta, ID | 21.4 mi E | Standard |
| 83871 | Troy, ID | 21.7 mi NE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 99113 or measure the distance to another ZIP code.
How to address mail to 99113
123 MAIN ST
COLTON WA 99113
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (99113-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 99113?
- 99113 is a Colton, Washington ZIP code.
- What county is 99113 in?
- ZIP code 99113 is in Whitman County, Washington.
- What time zone is ZIP code 99113 in?
- 99113 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 99113?
- Phone numbers in ZIP code 99113 use area code 509.
- What is the population of ZIP code 99113?
- About 560 people live in ZIP code 99113, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 99113?
- The median household income in 99113 is $104,643 a year, higher than 75% of Washington ZIP codes.
- What ZIP codes are near 99113?
- The nearest ZIP codes to 99113 are 99179 (Uniontown, 5.8 miles), 99164 (Pullman, 9.8 miles), 99163 (Pullman, 10 miles) and 83832 (Genesee, 11.5 miles).