Related Clues:

• Certain IDs
• Employee IDs, at times
• IRS data
• Personal figs.
• Some personal data: Abbr.
• FICA IDs
• Workers' IDs
• They have nine digits and two hyphens, briefly
• Personnel data, briefly
• Tax-form IDs
• Credit application figs.
• IDs that go on Form 1040
• Fed. retirement IDs
• Hyphenated figs.
• I.R.S. data: Abbr.