Source: Public Records Aggregators · Commercial Data Providers · Consumer Data Sources Our search returned 197 contact records for David Duncan across 34 states. The most recent address on file is in Independence, Missouri. Of these records, 148 include phone numbers and 87 include email addresses. Ages range from 34 to 90, which may indicate multiple individuals sharing this name. Records are compiled from government agencies and commercial data sources. Data accuracy varies by source.