If you are researching an immigrant ancestor, and are struggling to locate a town or village of origin or information on their early life, you might want to consider utilizing local resources that document and preserve the particular immigrant community or diaspora that your ancestor belonged to. For various ethnic groups, community institutions arose over time to help support and cater to newly arriving immigrants. Outside of churches, this could include community papers or newsletters, social societies, schools, museums, archives, and cultural centers. For more recent immigrant groups, these institutions are often still very active today. For example, Metro Detroit has a vibrant Ukrainian-American community dating from the early 20th century. The community supports several Ukrainian Catholic and Orthodox Churches, a newspaper (the Detroitski Novyny — full disclosure, I am an editorial board member), a museum/archive (the Ukrainian American Archives and Museum of Detroit), and so on.
These organizations often have wonderful collections, insightful information, and very knowledgeable volunteers that can help color and texture the details of your ancestor’s life. For instance an obituary appearing in a community paper might be more detailed than the one in the larger city paper, and could very well help you identify an ancestor village. Or, churches might have records of the first immigrant families that first started the congregation — and often they all were from the same or close-by places in the old country.
Data and expertise from these organizations likely will not be online. But to an intrepid researcher, seeking out, locating, and contacting these types of organizations could yield a vast amount of information.