ZIP code 99155
Where is ZIP code 99155?
Nespelem, Washington
Okanogan County · PO Box only ZIP code
ZIP code 99155 belongs to Nespelem, Washington in Okanogan County. 99155 is a PO Box only ZIP code: it is used for post office boxes at the Nespelem post office, not for street addresses. It is in the Pacific Time zone and uses area code 509. About 1,009 people live in the 99155 area, where the median household income is $50,909. The closest ZIP codes are 99116 (Coulee Dam, 7.9 mi southeast), 99124 (Elmer City, 10.4 mi south) and 99133 (Grand Coulee, 14.2 mi south).
| ZIP code | 99155 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Nespelem |
| State | Washington (WA) |
| County | Okanogan County |
| Time zone | Pacific Time · now |
| Area code | 509 |
| Coordinates | 48.1434, -119.0094 map |
| 3-digit prefix | 991 |
Population and income in 99155
| Population | 1,009 · lower than 71% of Washington ZIP codes |
|---|---|
| People per square mile | 3 · lower than 91% of Washington ZIP codes |
| Median age | 35.6 years · lower than 81% of Washington ZIP codes |
| Men / women | 49% / 51% |
| Median household income | $50,909 · lower than 94% of Washington ZIP codes |
| Income per person | $26,575 |
| Below the poverty line | 28% |
| Bachelor’s degree or higher | 12% of adults 25+ |
| Median home value | $143,100 · lower than 98% of Washington ZIP codes |
| Median rent | $423 a month |
| Housing units | 413 |
| Households | 362 (2.65 people on average) |
| Owners / renters | 67% / 33% |
| Land area | 305.23 sq mi (plus 3.13 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 99155. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 99155
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 99116 | Coulee Dam, WA | 7.9 mi SE | Standard |
| 99124 | Elmer City, WA | 10.4 mi S | PO Box only |
| 99133 | Grand Coulee, WA | 14.2 mi S | Standard |
| 99123 | Electric City, WA | 16 mi S | Standard |
| 99140 | Keller, WA | 18.3 mi SE | Standard |
| 98830 | Mansfield, WA | 24.8 mi SW | Standard |
| 99103 | Almira, WA | 26.7 mi S | Standard |
| 98841 | Omak, WA | 30.3 mi NW | Standard |
| 98840 | Okanogan, WA | 30.9 mi NW | Standard |
| 99185 | Wilbur, WA | 31.1 mi SE | Standard |
| 99138 | Inchelium, WA | 31.8 mi E | Standard |
| 98813 | Bridgeport, WA | 31.9 mi W | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 99155 or measure the distance to another ZIP code.
How to address mail to 99155
PO BOX 123
NESPELEM WA 99155
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (99155-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 99155?
- 99155 is a Nespelem, Washington ZIP code.
- What county is 99155 in?
- ZIP code 99155 is in Okanogan County, Washington.
- What time zone is ZIP code 99155 in?
- 99155 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 99155?
- Phone numbers in ZIP code 99155 use area code 509.
- What is the population of ZIP code 99155?
- About 1,009 people live in ZIP code 99155, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 99155?
- The median household income in 99155 is $50,909 a year, lower than 94% of Washington ZIP codes.
- Can I use 99155 for a street address?
- No. 99155 is only for PO Boxes. Street addresses in Nespelem use another ZIP code.
- What ZIP codes are near 99155?
- The nearest ZIP codes to 99155 are 99116 (Coulee Dam, 7.9 miles), 99124 (Elmer City, 10.4 miles), 99133 (Grand Coulee, 14.2 miles) and 99123 (Electric City, 16 miles).