Choosing the best cellular service provider is just as vital as buying the right cell phone. With today's latest and greatest smartphones making the most of apps and Internet usage, it's vital to find a phone plan that won't limit your enjoyment of your favorite mobile device. Also, the best cellular providers are known for having faster networks or more reliable calling -- others might offer additional bundled services or have better reputations regarding their customer service. Do you want a long-term cellular contract or a monthly pay-as-you-go plan? Again, your answer will help decide the best cell phone company for your needs. Whether you're looking to switch or start new service, read on to learn more about how to choose the best provider for your cell phone services.