Major cities covered by area code 402 include Omaha, Lincoln, Bellevue, Columbus, Fremont, Hastings, and Norfolk.

Area code 402 became an overlay area code in 2011 with the introduction of area code 531.

Ten-digit dialing is mandatory for area code 402 due to the implementation of overlay area code 531 in 2011.

The North American Numbering Plan (NANP) area code for eastern Nebraska is 402.

Area code 308 was introduced in 1954, splitting Nebraska's area code coverage. Area code 402 remained in the eastern region.

Major carriers in area code 402 include AT&T, Verizon, CenturyLink, and Sprint.

Landline, wireless, and VoIP services are available within the 402 area code.

The Nebraska Public Service Commission oversees the regulatory aspects of area code 402.

The Nebraska Public Service Commission website (https://psc.nebraska.gov/) provides further details on area codes and telecom regulations.

Area code 402 was established in 1947, initially covering the entire state.

Omaha's coordinates are approximately 41.25861°N latitude and -95.93779°W longitude.

The overlay area code for 402 is 531.

Area code 402 covers a large part of eastern Nebraska, including major cities like Omaha, Lincoln, Bellevue, Columbus, Fremont, Hastings, and Norfolk. These cities rely on the area code for their telecommunications services and infrastructure.

Area code 402 is one of Nebraska's original area codes, established in 1947. It serves the eastern part of the state and is now an overlay with area code 531, requiring ten-digit dialing.

Due to the overlay with area code 531, ten-digit dialing is mandatory for all 402 numbers. This means you must dial both the area code and the seven-digit phone number.

Ten-digit dialing became mandatory in 2011 when area code 531 was introduced as an overlay to 402. This overlay was implemented to accommodate the growing demand for phone numbers in the region.

You should always use ten-digit dialing for 402 numbers. This has been required since 2011 due to the introduction of the 531 overlay area code in the same geographic region.

The Nebraska Public Service Commission oversees the regulation of area code 402, including dialing requirements and carrier operations.

Several major carriers provide service in the 402 area code, including AT&T, Verizon, CenturyLink, and Sprint. They offer a range of services such as landline, wireless, and VoIP.

Area code 531 was introduced in 2011 as an overlay to area code 402. This addition required mandatory ten-digit dialing within the region.

Area code 402 was established in 1947 and originally covered the entire state of Nebraska. In 1954, area code 308 was introduced, splitting the state's coverage.

The North American Numbering Plan Area (NPA) code for eastern Nebraska is 402. It is overlaid with NPA 531.

Area code 402 is an overlay area code, sharing its geographic region with area code 531. This means both area codes serve the same geographic area.

Yes, landline service is still available within area code 402, along with wireless and VoIP options. Several major carriers provide these services in the area.