Home > AK > Kusilvak County > Kotlik > Zip 99620

Zip Code 99620 — Kotlik, AK

ZIP Code 99620 is associated with Kotlik, AK, in Kusilvak County. The listed population estimate is 976; estimated density is 125.9 people per square mile. Among records with population estimates, it ranks #2 of 11 in Kusilvak County and #68 of 236 in AK.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (63.030470, -163.553000)

Data MetricLocal Statistic
Postal / Zip Code99620
Primary CityKotlik
State / ProvinceAK
CountyKusilvak
Total Population976
Population Density125.9 people/sq mi
TimezoneAmerica/Nome

How 99620 Compares

MetricZIP 99620Kusilvak County recordsAK records
Population estimate9768,112 (sum)735,134 (sum)
Population Density125.9 /sq mi----
County population rank#2 of 11----
State population rank#68 of 236----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in AK

ZIP CodeCityDistancePopulation estimate
ZIP 99581Emmonak38.4 mi966
ZIP 99554Alakanuk41.3 mi864
ZIP 99671Stebbins50.4 mi596
ZIP 99659Saint Michael54.0 mi177
ZIP 99666Nunam Iqua62.9 miN/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →