Zip Code 73550 — Hollis, OK

ZIP Code 73550 is associated with Hollis, OK, in Harmon County. The listed population estimate is 2,179; estimated density is 3.6 people per square mile. Among records with population estimates, it ranks #1 of 3 in Harmon County and #288 of 659 in OK.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (34.710100, -99.896310)

Data MetricLocal Statistic
Postal / Zip Code73550
Primary CityHollis
State / ProvinceOK
CountyHarmon
Total Population2,179
Population Density3.6 people/sq mi
TimezoneAmerica/Chicago

How 73550 Compares

MetricZIP 73550Harmon County recordsOK records
Population estimate2,1792,390 (sum)4,028,588 (sum)
Population Density3.6 /sq mi----
County population rank#1 of 3----
State population rank#288 of 659----

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 OK

ZIP CodeCityDistancePopulation estimate
ZIP 73544Gould9.2 mi178
ZIP 73571Vinson15.5 mi33
ZIP 73532Duke18.0 mi451
ZIP 73554Mangum19.5 mi3,309
ZIP 73537Eldorado20.9 mi543

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 →