ZIP code 99136
Where is ZIP code 99136?
Hay, Washington
Whitman County · Standard ZIP code
ZIP code 99136 belongs to Hay, Washington in Whitman County. 99136 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 14 people live in the 99136 area, where the median household income is $87,708. The closest ZIP codes are 99143 (Lacrosse, 4.7 mi east), 99333 (Hooper, 10.5 mi west) and 99359 (Starbuck, 14.9 mi southwest).
| ZIP code | 99136 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Hay |
| State | Washington (WA) |
| County | Whitman County |
| Time zone | Pacific Time · now |
| Area code | 509 |
| Coordinates | 46.6973, -117.9417 map |
| 3-digit prefix | 991 |
Population and income in 99136
| Population | 14 · lower than 99% of Washington ZIP codes |
|---|---|
| People per square mile | 1 · lower than 98% of Washington ZIP codes |
| Median age | 82.2 years · higher than 100% of Washington ZIP codes |
| Men / women | 79% / 21% |
| Median household income | $87,708 · higher than 53% of Washington ZIP codes |
| Income per person | $53,479 |
| Below the poverty line | 0.0% |
| Bachelor’s degree or higher | 0.0% of adults 25+ |
| Housing units | 20 |
| Households | 11 (1.27 people on average) |
| Owners / renters | 100% / 0.0% |
| Land area | 17.39 sq mi |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 99136. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 99136
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 99143 | Lacrosse, WA | 4.7 mi E | Standard |
| 99333 | Hooper, WA | 10.5 mi W | PO Box only |
| 99359 | Starbuck, WA | 14.9 mi SW | PO Box only |
| 99105 | Benge, WA | 15.3 mi NW | Standard |
| 99371 | Washtucna, WA | 18.4 mi NW | Standard |
| 99125 | Endicott, WA | 19.5 mi NE | Standard |
| 99347 | Pomeroy, WA | 22.6 mi SE | Standard |
| 99328 | Dayton, WA | 27 mi S | Standard |
| 99335 | Kahlotus, WA | 28.1 mi W | PO Box only |
| 99111 | Colfax, WA | 30 mi NE | Standard |
| 99361 | Waitsburg, WA | 31.1 mi S | Standard |
| 99171 | Saint John, WA | 31.4 mi NE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 99136 or measure the distance to another ZIP code.
How to address mail to 99136
123 MAIN ST
HAY WA 99136
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (99136-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 99136?
- 99136 is a Hay, Washington ZIP code.
- What county is 99136 in?
- ZIP code 99136 is in Whitman County, Washington.
- What time zone is ZIP code 99136 in?
- 99136 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 99136?
- Phone numbers in ZIP code 99136 use area code 509.
- What is the population of ZIP code 99136?
- About 14 people live in ZIP code 99136, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 99136?
- The median household income in 99136 is $87,708 a year, higher than 53% of Washington ZIP codes.
- What ZIP codes are near 99136?
- The nearest ZIP codes to 99136 are 99143 (Lacrosse, 4.7 miles), 99333 (Hooper, 10.5 miles), 99359 (Starbuck, 14.9 miles) and 99105 (Benge, 15.3 miles).