Here is the complete list of SAP Tables in Customer Relationship Management module. The most commonly used Tables are at the top of the list.

Table Description
RSCRMBATVAR RSCRM: Variable for batch processing
RSCRMMON RSCRM: Monitoring for Batch
RSCRMMONERR RSCRM: Batch Error Messages
RSCRMTREECUSMON User-Specific Tree Display Monitor
RSCRMAT_EMAIL_T EMAIL Table
RSSFMSSGRP MSS-relevant channel
RSSFMSSREP MSS-relevant reports
RSSFMSSUSR MSS User
RSSFMSSVAR Variants for MSS users

See the complete list of SAP CRM General Tables

Most viewed SAP Customer Relationship Management Tables