Zip Code Database List
Account Login
Find ZIP+4 of Address

Find the ZIP Code, County, and +4 of any U.S. Address

FREE ZIP Code Finder

Find info on any U.S. ZIP Code

Other FREE Lookups

Lookup ZIP Code of any City, State, County or Area Code

FREE Radius Search

Find all ZIP Codes

FREE Distance Calc

Calculate the distance between two U.S. or Canadian ZIP codes.

ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2023

Zip Code 99116, Coulee Dam, WA

ZIP Code 99116 Details

Zip Code:99116
City:Coulee Dam
State:WA [Washington]
Multi County:Yes
City Alias(es):Coulee Dam
City Alias(es) To Avoid Using:Mason City
Area Code:509
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Pacific (GMT -08:00)
Observes Daylight Saving:Yes
Elevation:1340 ft
State FIPS:53
County FIPS:047
Intro Date:<2004-10

ZIP Code 99116 2020 Census Demographics

Current Population:1,392
2020 Population:1,476
Households per ZIP Code:612
Average House Value:$158,600
Avg. Income Per Household:$62,303
Persons Per Household:2.41
White Population:558
Black Population:6
Hispanic Population:74
Asian Population:12
American Indian Population:740
Hawaiian Population:3
Other Population:19
Male Population:735
Female Population:741
Median Age:39.90 years
Male Median Age:40.70 years
Female Median Age:38.60 years

ZIP Code 99116 Other Demographics

# Residential Mailboxes:578
# Business Mailboxes:19
Total Delivery Receptacles:695
Number of Businesses:22
1st Quarter Payroll:$1,633,000
Annual Payroll:$6,163,000
# of Employees:193
Water Area:4.425 sq mi
Land Area:47.198 sq mi
118th Congressional District:04
118th Congressional Land Area:19250.22 sq mi
Single Family Delivery Units:539
Multi Family Delivery Units:35
# Residential Mailboxes:578
# Business Mailboxes:19
Total Delivery Receptacles:695

ZIP Code 99116 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 315 310 -5
Retired Workers: 250 245 -5
Disabled Workers: 20 20 0
Widow(er)s and Parents: 20 20 0
Spouses: 5 5 0
Children: 20 20 0
65+: 265 265 0
Monthly Benefits - All: $395,000 $399,000 +$4,000
Monthly Benefits - Retired Workers: $329,000 $331,000 +$2,000
Monthly Benefits - Widow(ers): $28,000 $27,000 ($1,000)

ZIP Code 99116 Statistical Areas

CBSA Name: 
CBSA Type: 
CBSA Division: 
CBSA Division Name: 
CBSA Population:0
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:Z16648
Preferred Last Line Key:Z16648
99115: Previous ZIP Code
Next ZIP Code: 99117


  1. U.S. Postal Service [Last Updated: 5/1/2023],
  2. Internal Data Creation [Last Updated: 5/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census American National Standards Institute (ANSI) [Last Updated: 5/1/2023],
  6. U.S. Census 2020 [Decennial] [Last Updated: 5/25/2023],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],