Local SEO services in the United States fit businesses that depend on customers finding them nearby, such as dentists, plumbers, restaurants, gardeners and contractors with a physical location or a clear service area. If you want a broader view of how these channels fit together, read my guide to digital marketing for local businesses in the United States. If you are still choosing the type of SEO you need, start with SEO services in the United States, which explains each option.
It is not the best choice when most of your sales happen online with no local component. In that case, an ecommerce or content plan will likely do more for you. It also works poorly if nobody answers calls or messages, because more visibility without a response wastes money. I will say so early and suggest the right starting point, often a basic audit or a stronger website first.