Area code 406 serves the entire state of Montana, known for its stunning natural landscapes and vibrant communities. Major cities within this area code include Billings, where the local economy thrives on agriculture, energy, and transportation. A business owner might choose to use this local area code to tap into Montana's unique market, characterized by strong community ties and a growing interest in sustainable and outdoor-oriented ventures. By adopting area code 406, businesses can convey authenticity and local connection, appealing to residents who value supporting enterprises that reflect their state's pioneering spirit and commitment to quality.