Inserted Value Too Large for Column

INPUT:
SQL> @ezinsert.sql

OUTPUT:
SQL> spool ezinsert.lst
SQL> set echo on
SQL> set feedback on
SQL> insert into office_tbl values
2 ('303785523', 'SMITH', 'OFFICE OF THE STATE OF INDIANA, ADJUTANT
GENERAL')
3 /
insert into office_tbl values
*
ERROR at line 1:
ORA-01401: inserted value too large for column
SQL> spool off
SQL>

ANALYSIS:
One of the values being inserted is too large for the column. Use the DESCRIBE command on the table for the correct data length. If necessary, you can perform an ALTER TABLE command on the table to expand the column width.