Omaha, NE utilizes an area code overlay in which area codes 402 and 531 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.
In addition to Omaha, NE area code information view area codes 402 and 531 details and Nebraska area codes.
Omaha, NE is located in Douglas County and observes the Central Time Zone.
View our Times by Area Code tool.