Zip Code 72903 — Fort Smith, AR

ZIP Code 72903 is associated with Fort Smith, AR, in Sebastian County. The listed population estimate is 27,242; estimated density is 649.1 people per square mile. Among records with population estimates, it ranks #1 of 13 in Sebastian County and #31 of 600 in AR.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (35.352410, -94.360420)

Data MetricLocal Statistic
Postal / Zip Code72903
Primary CityFort Smith
State / ProvinceAR
CountySebastian
Total Population27,242
Population Density649.1 people/sq mi
TimezoneAmerica/Chicago

How 72903 Compares

MetricZIP 72903Sebastian County recordsAR records
Population estimate27,242128,433 (sum)3,049,723 (sum)
Population Density649.1 /sq mi----
County population rank#1 of 13----
State population rank#31 of 600----

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 AR

ZIP CodeCityDistancePopulation estimate
ZIP 72901Fort Smith3.2 mi19,819
ZIP 72908Fort Smith4.3 mi14,288
ZIP 72904Fort Smith4.5 mi21,296
ZIP 72923Barling5.0 mi4,956
ZIP 72916Fort Smith5.6 mi11,711

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 →