ZIP code 99606
Where is ZIP code 99606?
Iliamna, Alaska
Lake and Peninsula Borough · PO Box only ZIP code
ZIP code 99606 belongs to Iliamna, Alaska in Lake and Peninsula Borough. 99606 is a PO Box only ZIP code: it is used for post office boxes at the Iliamna post office, not for street addresses. It is in the Alaska Time zone and uses area code 907. About 231 people live in the 99606 area, where the median household income is $76,250. The closest ZIP codes are 99625 (Levelock, 28.7 mi south), 99640 (Nondalton, 42.4 mi northeast) and 99647 (Pedro Bay, 54 mi east).
| ZIP code | 99606 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Iliamna |
| Also accepted | Kokhanok |
| State | Alaska (AK) |
| County | Lake and Peninsula Borough |
| Time zone | Alaska Time · now |
| Area code | 907 |
| Coordinates | 59.6798, -155.5577 map |
| 3-digit prefix | 996 |
Population and income in 99606
| Population | 231 · lower than 65% of Alaska ZIP codes |
|---|---|
| People per square mile | 4 · lower than 56% of Alaska ZIP codes |
| Median age | 33.4 years · lower than 58% of Alaska ZIP codes |
| Men / women | 40% / 60% |
| Median household income | $76,250 · higher than 61% of Alaska ZIP codes |
| Income per person | $34,200 |
| Below the poverty line | 15% |
| Bachelor’s degree or higher | 27% of adults 25+ |
| Median home value | $307,400 · higher than 74% of Alaska ZIP codes |
| Median rent | $1,550 a month |
| Housing units | 147 |
| Households | 90 (2.57 people on average) |
| Owners / renters | 71% / 29% |
| Land area | 64.23 sq mi (plus 4.04 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 99606. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 99606
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 99625 | Levelock, AK | 28.7 mi S | PO Box only |
| 99640 | Nondalton, AK | 42.4 mi NE | PO Box only |
| 99647 | Pedro Bay, AK | 54 mi E | PO Box only |
| 99653 | Port Alsworth, AK | 65.2 mi NE | PO Box only |
| 99580 | Ekwok, AK | 70.8 mi W | PO Box only |
| 99633 | Naknek, AK | 71.1 mi SW | PO Box only |
| 99613 | King Salmon, AK | 73.4 mi SW | PO Box only |
| 99636 | New Stuyahok, AK | 73.8 mi W | PO Box only |
| 99670 | South Naknek, AK | 81.2 mi SW | PO Box only |
| 99569 | Clarks Point, AK | 100.2 mi SW | PO Box only |
| 99555 | Aleknagik, AK | 115.1 mi W | PO Box only |
| 99579 | Egegik, AK | 120 mi SW | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 99606 or measure the distance to another ZIP code.
How to address mail to 99606
PO BOX 123
ILIAMNA AK 99606
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts KOKHANOK as the city name for 99606. Avoid Kokhonak: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (99606-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 99606?
- 99606 is a Iliamna, Alaska ZIP code. Kokhanok is also accepted as the city name.
- What county is 99606 in?
- ZIP code 99606 is in Lake and Peninsula Borough, Alaska.
- What time zone is ZIP code 99606 in?
- 99606 is in the Alaska Time zone (America/Anchorage).
- What area code is 99606?
- Phone numbers in ZIP code 99606 use area code 907.
- What is the population of ZIP code 99606?
- About 231 people live in ZIP code 99606, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 99606?
- The median household income in 99606 is $76,250 a year, higher than 61% of Alaska ZIP codes.
- Can I use 99606 for a street address?
- No. 99606 is only for PO Boxes. Street addresses in Iliamna use another ZIP code.
- What ZIP codes are near 99606?
- The nearest ZIP codes to 99606 are 99625 (Levelock, 28.7 miles), 99640 (Nondalton, 42.4 miles), 99647 (Pedro Bay, 54 miles) and 99653 (Port Alsworth, 65.2 miles).