ZIP code 99788
Where is ZIP code 99788?
Chalkyitsik, Alaska
Yukon-Koyukuk Census Area · PO Box only ZIP code
ZIP code 99788 belongs to Chalkyitsik, Alaska in Yukon-Koyukuk Census Area. 99788 is a PO Box only ZIP code: it is used for post office boxes at the Chalkyitsik post office, not for street addresses. It is in the Alaska Time zone and uses area code 907. About 80 people live in the 99788 area, where the median household income is $59,286. The closest ZIP codes are 99740 (Fort Yukon, 56.8 mi west), 99733 (Circle, 70.6 mi south) and 99781 (Venetie, 75.8 mi west).
| ZIP code | 99788 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Chalkyitsik |
| Also accepted | Fort Yukon |
| State | Alaska (AK) |
| County | Yukon-Koyukuk Census Area |
| Time zone | Alaska Time · now |
| Area code | 907 |
| Coordinates | 66.6418, -143.7507 map |
| 3-digit prefix | 997 |
Population and income in 99788
| Population | 80 · lower than 81% of Alaska ZIP codes |
|---|---|
| People per square mile | 9 · higher than 55% of Alaska ZIP codes |
| Median age | 32.5 years · lower than 62% of Alaska ZIP codes |
| Men / women | 59% / 41% |
| Median household income | $59,286 · lower than 63% of Alaska ZIP codes |
| Income per person | $19,540 |
| Below the poverty line | 74% |
| Bachelor’s degree or higher | 0.0% of adults 25+ |
| Median home value | $34,100 · lower than 98% of Alaska ZIP codes |
| Housing units | 61 |
| Households | 38 (2.11 people on average) |
| Owners / renters | 100% / 0.0% |
| Land area | 8.65 sq mi (plus 0.35 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 99788. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 99788
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 99740 | Fort Yukon, AK | 56.8 mi W | PO Box only |
| 99733 | Circle, AK | 70.6 mi S | PO Box only |
| 99781 | Venetie, AK | 75.8 mi W | PO Box only |
| 99730 | Central, AK | 99.2 mi S | PO Box only |
| 99724 | Beaver, AK | 102.3 mi W | PO Box only |
| 99722 | Arctic Village, AK | 114 mi NW | PO Box only |
| 99714 | Salcha, AK | 144.1 mi S | Standard |
| 99716 | Two Rivers, AK | 151.2 mi SW | PO Box only |
| 99774 | Stevens Village, AK | 154.5 mi W | PO Box only |
| 99702 | Eielson AFB, AK | 157.6 mi SW | Standard |
| 99712 | Fairbanks, AK | 160.1 mi SW | Standard |
| 99705 | North Pole, AK | 164.6 mi SW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 99788 or measure the distance to another ZIP code.
How to address mail to 99788
PO BOX 123
CHALKYITSIK AK 99788
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts FORT YUKON as the city name for 99788. Adding the 4-digit ZIP+4 code (99788-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 99788?
- 99788 is a Chalkyitsik, Alaska ZIP code. Fort Yukon is also accepted as the city name.
- What county is 99788 in?
- ZIP code 99788 is in Yukon-Koyukuk Census Area, Alaska.
- What time zone is ZIP code 99788 in?
- 99788 is in the Alaska Time zone (America/Anchorage).
- What area code is 99788?
- Phone numbers in ZIP code 99788 use area code 907.
- What is the population of ZIP code 99788?
- About 80 people live in ZIP code 99788, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 99788?
- The median household income in 99788 is $59,286 a year, lower than 63% of Alaska ZIP codes.
- Can I use 99788 for a street address?
- No. 99788 is only for PO Boxes. Street addresses in Chalkyitsik use another ZIP code.
- What ZIP codes are near 99788?
- The nearest ZIP codes to 99788 are 99740 (Fort Yukon, 56.8 miles), 99733 (Circle, 70.6 miles), 99781 (Venetie, 75.8 miles) and 99730 (Central, 99.2 miles).