Alabama

Postal abbreviation AL. 811 ZIP codes across 67 counties.

Population5,086,768
Postal abbreviationAL
ZIP codes811 ZIP codes →
Area codes205251256334483659938
Time zonesCentral, Eastern
Counties67

Largest cities by population

Huntsville · 222,791Mobile · 203,416Birmingham · 198,173Montgomery · 197,494Tuscaloosa · 111,038Auburn · 80,594Dothan · 71,514Madison · 60,106Decatur · 57,361Florence · 41,701Prattville · 39,482Phenix City · 38,499Alabaster · 33,917Gadsden · 33,374Opelika · 32,820Northport · 31,218Enterprise · 29,505Daphne · 29,453Athens · 29,002Trussville · 26,673Bessemer · 25,400Pelham · 24,827Fairhope · 24,190Foley · 24,026Albertville · 22,813Oxford · 22,063Helena · 21,769Anniston · 21,271Cullman · 19,319Troy · 17,716

Largest counties by population

Jefferson County · 667,755Mobile County · 412,590Madison County · 405,718Baldwin County · 246,989Tuscaloosa County · 237,552Shelby County · 230,211Montgomery County · 226,718Lee County · 181,134Morgan County · 124,471Calhoun County · 116,090

Counties in Alabama

Autauga CountyBaldwin CountyBarbour CountyBibb CountyBlount CountyBullock CountyButler CountyCalhoun CountyChambers CountyCherokee CountyChilton CountyChoctaw CountyClarke CountyClay CountyCleburne CountyCoffee CountyColbert CountyConecuh CountyCoosa CountyCovington CountyCrenshaw CountyCullman CountyDale CountyDallas CountyDeKalb CountyElmore CountyEscambia CountyEtowah CountyFayette CountyFranklin CountyGeneva CountyGreene CountyHale CountyHenry CountyHouston CountyJackson CountyJefferson CountyLamar CountyLauderdale CountyLawrence CountyLee CountyLimestone CountyLowndes CountyMacon CountyMadison CountyMarengo CountyMarion CountyMarshall CountyMobile CountyMonroe CountyMontgomery CountyMorgan CountyPerry CountyPickens CountyPike CountyRandolph CountyRussell CountyShelby CountySt. Clair CountySumter CountyTalladega CountyTallapoosa CountyTuscaloosa CountyWalker CountyWashington CountyWilcox CountyWinston County

Population: U.S. Census Bureau, ACS 5-year estimates, 2024.