Is area code 406 the only area code for Montana?

Yes, area code 406 is the exclusive area code for the entire state of Montana.

Which major cities are covered by area code 406?

Major cities covered by area code 406 include Billings, Bozeman, Butte, Great Falls, Helena, and Missoula.

What telecommunications services are available in Montana under area code 406?

Services available include landline, wireless, and VoIP, provided by major carriers like AT&T, Verizon, T-Mobile, and local providers.

How many phone numbers are available under area code 406?

As of 2013, there are approximately 1.7 million phone numbers available under area code 406.

When did Montana transition to ten-digit dialing?

Montana transitioned to ten-digit dialing on October 24, 2021.

Why did Montana switch to ten-digit dialing?

The switch to ten-digit dialing was due to the implementation of the 988 National Suicide Prevention Lifeline.

What is the Montana Public Service Commission?

The Montana Public Service Commission is the regulatory authority overseeing telecommunications in Montana.

When are additional area codes expected to be needed in Montana?

Additional area codes are not expected to be needed until at least 2031.

What role does the North American Numbering Plan play in area codes?

The North American Numbering Plan organizes the allocation of area codes across North America, including area code 406 for Montana.

Who are the local telecommunications providers in Montana?

Local providers include Hot Springs Telephone Company and Northern Telephone Cooperative.

What are the geographical coordinates of Billings within area code 406?

The geographical coordinates of Billings are Latitude 45.78329 and Longitude -108.50069.

How does area code 406 impact Montana's economy?

Area code 406 supports key economic and cultural hubs, facilitating communication and connectivity across the state.

What is the exhaust projection for area code 406?

The exhaust projection indicates that area code 406 has sufficient numbers expected until 2031.

What are the dialing regulations for area code 406?

Dialing regulations include the transition to ten-digit dialing and compliance with NANPA regulations.

What historical milestones are associated with area code 406?

Key milestones include its establishment in 1947, 1.7 million lines in service by 2013, and the 2021 transition to ten-digit dialing.

What is the role of the Montana Public Service Commission in telecommunications?

The Montana Public Service Commission regulates telecommunications, ensuring compliance with national standards and addressing local needs.

Where can I find more information about area code 406?

More information can be found on the official Montana Public Service Commission website at https://psc.mt.gov/.

Area Code 406: Everything You Need to Know About Montana's Exclusive Phone Code

Q: What year was area code 406 established?

Area code 406 was established in 1947 as part of the North American Numbering Plan.

Area code 406 is the exclusive area code for the state of Montana, established in 1947 as part of the North American Numbering Plan (NANP).

What is Area Code 406 and Where is it Used?

Area code 406 is the only area code serving the entire state of Montana. It covers both urban centers and rural areas, playing a crucial role in Montana's telecommunications infrastructure since its establishment in 1947.

Geographic Coverage and Major Cities

Geographic Reach

State: Montana
Type: Sole area code for the entire state

Major Cities Within Area Code 406

Billings: Latitude 45.78329, Longitude -108.50069
Bozeman: Latitude 45.67965, Longitude -111.03856
Butte: Latitude 46.00382, Longitude -112.53474
Great Falls: Latitude 47.50024, Longitude -111.30081
Helena: Latitude 46.59271, Longitude -112.03611
Missoula: Latitude 46.87215, Longitude -113.994

These cities are key economic and cultural hubs in Montana, contributing to the diverse use of area code 406.

Telecommunications Infrastructure

Major Carriers and Services

Carriers: AT&T, Verizon, T-Mobile, CenturyLink
Local Providers: Hot Springs Telephone Company, Northern Telephone Cooperative
Services Offered: Landline, Wireless, VoIP

The telecommunications infrastructure in Montana supports a wide range of needs, ensuring robust connectivity across the state.

Numbering and Usage Statistics

Total Numbers Available: Approximately 1.7 million lines as of 2013
Utilization Management: Through number pooling
Exhaust Projection: Sufficient numbers expected until 2031

Number pooling is a strategy used to manage the allocation of phone numbers efficiently, delaying the need for additional area codes.

Regulatory Information

Governing Bodies and Regulations

Regulatory Authority: Montana Public Service Commission (PSC)
Dialing Transition: Shifted to ten-digit dialing on October 24, 2021, due to the implementation of the 988 National Suicide Prevention Lifeline
NANPA Regulations: Number pooling is enforced for efficient resource allocation

These regulations ensure compliance with national standards while addressing local needs.

Historical Context and Milestones

1947: Area code 406 established
2013: 1.7 million lines in service
2021: Transition to ten-digit dialing

These milestones highlight the evolution of telecommunications in Montana, reflecting technological advancements and regulatory changes.

Conclusion

Area code 406 is a vital component of Montana's communication framework, supporting a variety of services and adhering to regulatory standards. The introduction of number pooling and ten-digit dialing enhances resource management and compliance with national guidelines.

For more detailed information, visit the official Montana Public Service Commission website.

Additional Area Code Data

Area Code	City	State	Country	Latitude	Longitude
406	Billings	Montana	US	45.78329	-108.50069
406	Bozeman	Montana	US	45.67965	-111.03856
406	Butte	Montana	US	46.00382	-112.53474
406	Great Falls	Montana	US	47.50024	-111.30081
406	Helena	Montana	US	46.59271	-112.03611
406	Missoula	Montana	US	46.87215	-113.994

This comprehensive guide provides insights into area code 406, its historical significance, and its role in Montana's telecommunication landscape. For further exploration, access more data through the Montana Public Service Commission.

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