What channels are supported in both the 2.4 GHz and 5GHz band in most countries?

The channels that are supported depend on the regulation in each country. Here is a summary of most countries:

Indoor Use Only, Radar Bands (DFS band)

Region	2400 to 2483.5MHz	5.15 to 5.25 GHz	5.25 to 5.35 GHz	5.47 to 5.725 GHz	5.725 to 5.85 GHz
United States	1-11	36, 40, 44, 48	52, 56, 60, 64	100, 104, 108, 112, 116, 132, 136, 140	149, 153, 157, 161, 165
Canada	1-11	36, 40, 44, 48	52, 56, 60, 64	100, 104, 108, 112, 116, 132, 136, 140	149, 153, 157, 161, 165
UK Italy Netherlands Sweden Switzerland France Germany Belgium Norway	1-13	36, 40, 44, 48	52, 56, 60, 64	100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140	Prohibited
Hong Kong	1-13	36, 40, 44, 48	52, 56, 60, 64	100, 104, 108, 112, 116, 132, 136, 140	149, 153, 157, 161, 165
Japan	1-13	36, 40, 44, 48	52, 56, 60, 64	100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140	Prohibited
Australia New Zealand	1-13	36, 40, 44, 48	52, 56, 60, 64	100, 104, 108, 112, 116, 132, 136, 140	149, 153, 157, 161, 165
China	1-13	36, 40, 44, 48	Prohibited	Prohibited	149, 153, 157, 161, 165
South Korea	1-13	36, 40, 44, 48	52, 54, 60, 62, 64	100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140	149, 153, 157, 161, 165
Taiwan	1-13	Prohibited	52, 56, 60, 64	100, 104, 108, 112, 116, 132, 136, 140	149, 153, 157, 161, 165