What cities are included in area code 206?

Area code 206 includes Seattle, Shoreline, Lake Forest Park, Mercer Island, Bainbridge Island, Vashon Island, and parts of metropolitan Seattle from Des Moines to Woodway.

When was area code 206 implemented?

Area code 206 was implemented in 1947 as one of the original North American area codes.

What is the utilization rate of area code 206?

The utilization rate of area code 206 is 75%.

What is the projected exhaust date for area code 206?

The projected exhaust date for area code 206 is 2025.

Which major carriers operate within area code 206?

The major carriers in area code 206 are AT&T, Verizon, T-Mobile, CenturyLink, and others.

What types of services are available in area code 206?

The types of services available in area code 206 include landline, wireless, and VoIP services.

What regulatory body oversees area code 206?

The Washington Utilities and Transportation Commission (WUTC) oversees area code 206.

Is ten-digit dialing required in area code 206?

Yes, ten-digit dialing has been mandatory in area code 206 since 2017.

What is the NPA code for Seattle?

The NPA code for Seattle is 206.

Is there an overlay for area code 206?

Yes, area code 564 has been approved as an overlay for area code 206, effective before 2025.

When was area code 360 created?

Area code 360 was created in 1995 from the western part of area code 206.

What is the significance of area code 206 in Washington State?

Area code 206 is a vital telecommunications identifier for Seattle and its surrounding suburbs, playing a significant role in the region's telecommunications infrastructure.

Has area code 206 been split in the past?

Yes, area code 206 was split in 1997 into 206, 253, and 425.

How many total numbers are available in area code 206?

Approximately 7.8 million numbers are available in area code 206.

What was the original purpose of area code 206?

Area code 206 was one of the original North American area codes, serving as a key telecommunications identifier for the Seattle area.

What are the geographic coordinates of Seattle within area code 206?

The geographic coordinates of Seattle within area code 206 are 47.60621, -122.33207.

Which islands are included in area code 206?

Mercer Island, Bainbridge Island, and Vashon Island are included in area code 206.

What year did area code 206 split into 206, 253, and 425?

Area code 206 split into 206, 253, and 425 in 1997.

Why was area code 564 approved for overlay in area code 206?

Area code 564 was approved as an overlay for area code 206 to meet the growing demand for phone numbers and services in the region.

What is the role of the North American Numbering Plan Administration in relation to area code 206?

The North American Numbering Plan Administration (NANPA) is responsible for the allocation and management of area codes, including area code 206.

What is the significance of the 564 area code overlay for the Seattle area?

The 564 area code overlay was introduced to address the increasing demand for phone numbers in the 206 region, ensuring continued service availability without service disruption.

Where can I find more information about Washington State telecommunications regulations?

You can find more information about Washington State telecommunications regulations on the Washington Utilities and Transportation Commission (WUTC) website.

How does the implementation of the 564 area code overlay affect dialing procedures in Seattle?

The 564 area code overlay requires ten-digit dialing for all calls within the 206 and 564 area codes, ensuring correct call routing.

What factors contributed to the need for an area code overlay in the 206 region?

The high population density and increasing demand for telecommunications services in the Seattle area contributed to the need for the 564 area code overlay.

What are some of the historical reasons behind the multiple splits and overlays of area code 206?

Population growth and increased demand for phone numbers in the Seattle metropolitan area have led to multiple splits and the recent overlay of area code 564.

How do number pooling and area code overlays help manage phone number resources?

Number pooling and area code overlays are strategies employed to efficiently manage and extend the availability of phone numbers within a specific region, preventing number exhaustion.

What are the key responsibilities of the Washington Utilities and Transportation Commission (WUTC)?

The Washington Utilities and Transportation Commission (WUTC) regulates telecommunications services, ensuring fair competition and reliable service for consumers in Washington State.

How does the introduction of VoIP services impact the demand for traditional phone numbers in area code 206?

The increasing popularity of VoIP services, which don't always require traditional phone numbers, can influence the rate at which traditional numbers are exhausted in area code 206.

Besides Seattle, what other significant locations rely on area code 206?

Besides Seattle, area code 206 serves key locations like Mercer Island, Bainbridge Island, and Shoreline, reflecting the interconnected nature of the region.

How do the market shares of major carriers impact telecommunications infrastructure in area code 206?

The market shares of major carriers like AT&T, Verizon, and T-Mobile influence the development and maintenance of the telecommunications infrastructure within area code 206.

Area Code 206: Comprehensive Guide to Seattle's Iconic Code

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