Omaha City Area Code List

Area Codes	Country	State	City	Time Zone	Operating
402	US	Nebraska - NE	Omaha	Central	Details
531	US	Nebraska	Omaha		Details
618	US	Illinois - IL	Omaha	Central	Details
870	US	Arkansas - AR	Omaha	Central	Details
903	US	Texas - TX	Omaha	Central	Details