Documentation and Data Dictionaries

Last updated: September 1, 2026

ATTOM supports several options for bulk data delivery. This article explains the available file formats, delivery methods, and as well as supporting documentation around data dictionaries, layouts, and code tables.

Documentation and Data Dictionaries

The most comprehensive resource for bulk delivery documentation, data layouts, field dictionaries, coverage reports, and field population details is ATTOM Nexus. You will need to create a free account to access the documentation.

Need Help?

Contact ATTOM Technical Support at datacustomercare@attomdata.com.