1. Yakima County, Washington, United States (10) 
2. Yakima Valley, Washington, United States (1)
3. Yakima, Washington, United States (1)
4. Yale and Cariboo Region, British Columbia, Canada (1)
5. Yale and Cariboo, British Columbia, Canada (1)
6. Yamhill County, Oregon, United States (6) 
7. Yang-tse, China 
8. Yarmouth County, Nova Scotia, CAnada (1)
9. Yarmouth, Norfolk County, England 
10. Yarmouth, Norfolk, England 
11. Yarrow, Selkirkshire, Scotland 
12. Yates County, New York, United States (1)
13. Yavapai County, Arizona, United States (4) 
14. Yavapai, Arizona, United States (1)
15. Yellow Medicine County, Minnesota, United States (16) 
16. Yellow Medicine, Minnesota, United States (1)
17. Yellow Medicine, Minnesota, United States of America (1)
18. Yellowhead County, Alberta, Canada (2)
19. Yellowstone County, Montana, United States (8) 
20. Yellowstone, Montana, United States (1)
21. Yellowstone, Wyoming, United States 
22. Yelvertoft, Northamptonshire, England 
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23. Yeovil, Somerset, England 
24. Yester Parish, East Lothian (Haddington), Scotland 
25. Yester, E-Lthn, Scotland 
26. Yester, E-Lthn, Sctl 
27. Yester, E-Lthn., Sctl. 
28. Yester, East Lothian, Scotland (2) 
29. Yetholm County, Roxburghshire, Scotland 
30. Yetholm Kirk, Scottish Borders (Roxburgh), Scotland 
31. Yokohama, Hong Kong 
32. Yolo County, California, United States (2) 
33. York Co., England 
34. York County, Maine, United States (3)
35. York County, New Brunswick, Canada (8)
36. York County, Ontario, Canada (29) 
37. York County, Pennsylvania, United States (4) 
38. York County., Ontario, Canada (1)
39. York Region, Ontario, Canada (2)
40. York Regional Municipality (York), Ontario, Canada (17)
41. York Regional Municipality, Ontario, Canada (17)
42. York Twp, Ontario, Canada (1)
43. York, England, United Kingdom (1)
44. York, Nebraska, United States (1)
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45. York, New Brunswick, Canada (1)
46. York, Ontario, Canada (3)
47. York, Yorkshire, England (2) 
48. Yorke Peninsula, South Australia, Australia (3)
49. Yorkshire North Riding, England 
50. Yorkshire, England 
51. Yorkshire, England, United Kingdom (19) 
52. Yorkshire, Yorkshire (North Riding), England (1)
53. Yorkshire, Yorkshire, England (3)
54. Yorkton Census District (Assiniboia), Saskatchewan, Canada (1)
55. Yorkton Census District, Saskatchewan, Canada (1)
56. Yorkton Census Division, Saskatchewan, Canada (9)
57. Youghal, County Cork, Ireland (1)
58. Young, New South Wales, Australia 
59. Ypres, Belgium 
60. Ypres, West Flanders, Belgium 
61. Ypsilanti, Wisconsin, United States 
62. Yuba County, California, United States (3)
63. Yukon Census Division, Yukon, Canada (5)
64. Yukon Koyukuk, Alaska, United States (1)
65. Yukon, Canada 
66. Yuma County, Arizona, United States (1)
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