A Census table's ID always starts with an alphanumeric code for its type.
TYPES_OF_TABLE
A data frame with 11 rows and 3 columns.
- Table ID Characters
<chr> The alphanumeric code for this type of table
- Type of Table
<chr> A human-readable name for the type of table.
- Contains
<chr> A description of what information this type of table will contain.
Source
https://www.census.gov/programs-surveys/acs/data/data-tables/table-ids-explained.html