| Union Sq., e.g. | 15 |
| Union Sq. and Times Sq. | 23 |
| Union soldiers | 14 |
| Union soldier | 13 |
| Union site | 10 |
| Union ship | 10 |
| Union requirement? | 18 |
| Union requirement, maybe? | 25 |
| Union requirement | 17 |
| Union representative? | 21 |
| Union rate | 10 |
| Union promise | 13 |
| Union prison site in NW Illinois | 32 |
| Union preceder | 14 |
| Union platform? | 15 |
| Union perk found in the answer to each clue that's followed by a number | 75 |
| Union payments | 14 |
| Union payment | 13 |
| Union partner: Abbr. | 20 |
| Union part | 10 |
| Union paper? | 12 |
| Union paper | 11 |
| Union Pacific's headquarters | 32 |
| Union Pacific terminus | 22 |
| Union Pacific stop | 18 |
| Union Pacific Railroad headquarters | 35 |
| Union Pacific or Greyhound stop (abbr.) | 39 |
| Union Pacific headquarters | 26 |
| Union Pacific et al.: Abbr. | 27 |
| Union Pacific et al. | 20 |
| Union Pacific and BNSF | 22 |
| Union Pac. stops | 16 |
| Union organizers? | 17 |
| Union organizer Jimmy who disappeared | 37 |
| Union org. | 10 |
| Union or Victoria | 17 |
| Union or Times | 14 |
| Union opposer: Abbr. | 20 |
| Union opposer | 13 |
| Union opponent, briefly | 23 |
| Union opponent | 14 |
| Union official | 14 |
| Union of two | 12 |
| Union of the personal soul with God | 35 |
| Union of the past | 17 |
| Union of old | 12 |
| Union of a sort | 15 |
| Union of 1859 | 13 |
| Union of 1848 | 13 |
| Union of 1807 | 13 |
| Union of 1759 | 13 |
| Union of 1284 | 13 |
| Union oath? | 11 |
| Union oath | 10 |
| Union nemeses | 13 |
| Union negotiation topics | 24 |
| Union minimum wage | 18 |
| Union men | 9 |
| Union mems. until 1991 | 22 |
| Union members? | 14 |
| Union members until 1991: Abbr. | 31 |
| Union members | 13 |
| Union member? | 13 |
| Union member: Fr. | 17 |
| Union member's payment | 26 |
| Union member since 1896 | 23 |
| Union member since 1890 | 23 |
| Union member since 1850 | 23 |
| Union member since 1820 | 23 |
| Union member since 1803 | 23 |
| Union member of the future: Abbr. | 33 |
| Union member at times | 22 |
| Union member | 12 |
| Union mem. since 2/14/1912 | 26 |
| Union matter | 12 |
| Union man? | 10 |
| Union major general under Meade | 31 |
| Union locale | 12 |
| Union letters | 13 |
| Union led by Richard Trumka | 27 |
| Union leavers | 13 |
| Union leaders, perhaps? | 23 |
| Union leader? | 13 |
| Union leader John L. ___ | 24 |
| Union latecomer | 15 |
| Union land: Abbr. | 17 |
| Union label? | 12 |
| Union known for its health benefits? | 36 |
| Union joiner of 1896 | 20 |
| Union joiner of 1803 | 20 |
| Union jack? | 11 |
| Union Jack, for one | 19 |
| Union Jack, e.g. | 16 |
| Union Jack holder | 17 |
| Union issue | 11 |
| Union involved in recent GM negotiations | 40 |
| Union inits. starting in 1886 | 29 |
| Union inits. | 12 |
| Union initials | 14 |
| Union in the European capital | 29 |