| National park in Okla. | 22 |
| National park in Newfoundland | 29 |
| National park in Namibia | 24 |
| National park in Mont. | 22 |
| National Park in Maine | 22 |
| National Park in Florida | 24 |
| National park in Colorado | 25 |
| National park in California | 27 |
| National park in Arizona | 24 |
| National park in Alberta | 24 |
| National park in Alaska | 23 |
| National park employees | 23 |
| National Organic Program org. | 29 |
| National No Socks Day month | 27 |
| National name on some euros | 27 |
| National monument in Alaska | 27 |
| National men's org. | 23 |
| National Mall shade providers | 29 |
| National Leaguer since 1965 | 27 |
| National League's Warren | 28 |
| National League stadium | 23 |
| National League player | 22 |
| National League manager | 23 |
| National League M.V.P.: 1971 | 28 |
| National League East team | 25 |
| National League East stadium | 28 |
| National League East player | 27 |
| National League division | 24 |
| National League city: Abbr. | 27 |
| National leader from Georgia | 28 |
| National language of Pakistan | 29 |
| National income source? | 23 |
| National Impotency mo. | 22 |
| National Iced Tea Month | 23 |
| National hero of Spain | 22 |
| National hero of Hungary | 24 |
| National hero of Argentina | 26 |
| National Hamburger Month | 24 |
| National Guard soldiers | 23 |
| National Guard outpost | 22 |
| National Guard of the U.S. | 26 |
| National Guard hangout | 22 |
| National Guard concern | 22 |
| National Guard challenges | 25 |
| National Guard buildings | 24 |
| National Guard building | 23 |
| National Guard activity | 23 |
| National Geography Bee host | 27 |
| National Geographic inserts | 27 |
| National Geographic Bee host | 28 |
| National Geographic e.g. | 28 |
| National Gallery architect | 26 |
| National frozen dessert chain | 29 |
| National forest in Utah | 23 |
| National forest in California | 29 |
| National Forest in Arizona | 26 |
| National flower of Scotland | 27 |
| National flower of Mexico | 25 |
| National flower of India | 24 |
| National flower of England | 26 |
| National Fire Prevention Mo. | 28 |
| National Examiner couple | 24 |
| National exam initials | 22 |
| National Enquirer rival | 23 |
| National Enquirer fodder | 24 |
| National emblem of Wales | 24 |
| National emblem of China | 24 |
| National econ. yardstick | 24 |
| National Do __ Call Registry | 28 |
| National dish of Scotland | 25 |
| National discount store chain | 29 |
| National Dental Hygiene Mo. | 27 |
| National Coming ___ Day | 23 |
| National Coming Out Day mo. | 27 |
| National code-cracking org. | 27 |
| National Clown Week mo. | 23 |
| National card game of Mexico | 28 |
| National card game of Germany | 29 |
| National car care chain | 23 |
| National capital since 1991 | 27 |
| National capital since 1949 | 27 |
| National broadcasting org. | 26 |
| National bread of Scotland | 26 |
| National boys' gp. | 22 |
| National Bowling Stadium city | 29 |
| National bird of the U.S. | 25 |
| National bird of Guatemala | 26 |
| National bird of Australia | 26 |
| National Bath Safety mo. | 24 |
| National bank, for short | 24 |
| National b'day honoree | 26 |
| National auto body chain | 24 |
| National athletics org. | 23 |
| National athletic assn. | 23 |
| National Aquarium favorite | 26 |
| National anthem preposition | 27 |
| National anthem opening | 23 |
| National anthem in Nunavut | 26 |
| National anthem contraction | 27 |
| National animal of India | 24 |