ZIP code 99140
Where is ZIP code 99140?
Keller, Washington
Ferry County · Standard ZIP code
ZIP code 99140 belongs to Keller, Washington in Ferry County. 99140 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 486 people live in the 99140 area, where the median household income is $53,529. The closest ZIP codes are 99116 (Coulee Dam, 13.3 mi west), 99124 (Elmer City, 14 mi west) and 99147 (Lincoln, 16.1 mi southeast).
| ZIP code | 99140 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Keller |
| State | Washington (WA) |
| County | Ferry County |
| Time zone | Pacific Time · now |
| Area code | 509 |
| Coordinates | 48.0236, -118.6547 map |
| 3-digit prefix | 991 |
Population and income in 99140
| Population | 486 · lower than 81% of Washington ZIP codes |
|---|---|
| People per square mile | 1 · lower than 98% of Washington ZIP codes |
| Median age | 51.5 years · higher than 78% of Washington ZIP codes |
| Men / women | 46% / 54% |
| Median household income | $53,529 · lower than 91% of Washington ZIP codes |
| Income per person | $26,752 |
| Below the poverty line | 21% |
| Bachelor’s degree or higher | 12% of adults 25+ |
| Median home value | $140,700 · lower than 98% of Washington ZIP codes |
| Median rent | $450 a month |
| Housing units | 246 |
| Households | 216 (2.25 people on average) |
| Owners / renters | 79% / 21% |
| Land area | 443.11 sq mi (plus 15.25 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 99140. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 99140
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 99116 | Coulee Dam, WA | 13.3 mi W | Standard |
| 99124 | Elmer City, WA | 14 mi W | PO Box only |
| 99147 | Lincoln, WA | 16.1 mi SE | Standard |
| 99117 | Creston, WA | 16.6 mi S | Standard |
| 99133 | Grand Coulee, WA | 16.9 mi W | Standard |
| 99155 | Nespelem, WA | 18.3 mi NW | PO Box only |
| 99123 | Electric City, WA | 19.5 mi SW | Standard |
| 99185 | Wilbur, WA | 19.7 mi S | Standard |
| 99129 | Fruitland, WA | 20.5 mi E | Standard |
| 99103 | Almira, WA | 21.6 mi SW | Standard |
| 99138 | Inchelium, WA | 23.1 mi NE | Standard |
| 99137 | Hunters, WA | 24.4 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 99140 or measure the distance to another ZIP code.
How to address mail to 99140
123 MAIN ST
KELLER WA 99140
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (99140-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 99140?
- 99140 is a Keller, Washington ZIP code.
- What county is 99140 in?
- ZIP code 99140 is in Ferry County, Washington.
- What time zone is ZIP code 99140 in?
- 99140 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 99140?
- Phone numbers in ZIP code 99140 use area code 509.
- What is the population of ZIP code 99140?
- About 486 people live in ZIP code 99140, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 99140?
- The median household income in 99140 is $53,529 a year, lower than 91% of Washington ZIP codes.
- What ZIP codes are near 99140?
- The nearest ZIP codes to 99140 are 99116 (Coulee Dam, 13.3 miles), 99124 (Elmer City, 14 miles), 99147 (Lincoln, 16.1 miles) and 99117 (Creston, 16.6 miles).