How many times zones are there?

Question: How many times zones are there?

Answer: 

  UTC Offset Locations
1 UTC +8:45 Western Australia/Australia
2 UTC +1 United Kingdom and 22 more
3 UTC +13 Tonga and 3 more
4 UTC +9:30 some regions of Australia
5 UTC -6 small region of USA and 10 more
6 UTC +11 small region of Russia and 6 more
7 UTC -5 regions of USA and 9 more
8 UTC -4 regions of USA and 34 more
9 UTC -7 regions of USA and 2 more
10 UTC +5 Pakistan and 9 more
11 UTC -2:30 Newfoundland and Labrador/Canada
12 UTC +12 New Zealand with exceptions and 9 more
13 UTC +5:45 Nepal
14 UTC +6:30 Myanmar and Cocos Islands
15 UTC -12 much of US Minor Outlying Islands
16 UTC +7 much of Indonesia, Thailand and 7 more
17 UTC +10 much of Australia and 6 more
18 UTC -2 most of Greenland and 3 more
19 UTC -3 most of Brazil, Argentina and 9 more
20 UTC -9:30 Marquesas Islands/French Polynesia
21 UTC +10:30 Lord Howe Island/Australia
22 UTC +9 Japan, South Korea and 5 more
23 UTC +3:30 Iran
24 UTC +5:30 India and Sri Lanka
25 UTC +0 Iceland and 17 more
26 UTC -10 Hawaii/USA and 2 more
27 UTC +3 Greece and 37 more
28 UTC +2 Germany and 47 more
29 UTC +14 Christmas Island/Kiribati
30 UTC +8 China, Philippines and 11 more
31 UTC +12:45 Chatham Islands/New Zealand
32 UTC -1 Cabo Verde
33 UTC +6 Bangladesh and 6 more
34 UTC +4 Azerbaijan and 8 more
35 UTC -11 American Samoa and 2 more
36 UTC -9 Alaska/USA and regions of French Polynesia
37 UTC -8 Alaska/USA and 2 more
38 UTC +4:30 Afghanistan