Source: Public Records Aggregators · Commercial Data Providers · Consumer Data Sources Our search returned 197 contact records for John Decker across 34 states. The most recent address on file is in Seguin, Texas. Of these records, 153 include phone numbers and 82 include email addresses. Ages range from 40 to 100, which may indicate multiple individuals sharing this name. Records are compiled from government agencies and commercial data sources. Data accuracy varies by source.