Related Clues:
- College credit units: Abbr.
- They're either a.m. or p.m.
- MLB long balls
- 9 a.m. and 5 p.m.
- There are 168 in a wk.
- Billing units: Abbr.
- Prof's posting: abbr.
- S&L files (abbr.)
- "Another 48 ___"
- Info on a store's door: abbr.
- Store-front sign abbr.
- Storefront-sign abbr.
- 9 a.m. to 5 p.m., e.g.
- Store door nos.
- IRAs, et al.