Related Clues:

• Do the spadework on hand with it
• Any number
• Digit for one of 6 down
• PIN piece
• Identify in a line-up
• ZIP code unit
• It might be one way to make a trench
• See 25
• See 19
• See 24
• See 7
• See 8
• A number show enthusiasm for computer applications
• Indicate a rough measure
• Number on watch