Best Countries for AWS N. California (US) — June 2026

Countries ranked by lowest median latency to the AWS N. California (US) cloud region, based on all of June 2026's measurements across 1000+ cities worldwide. Published on the 1st of each month for the previous month. Find the countries where AWS N. California (US) is the fastest cloud region.

Rank	Country	Avg Latency	Median Latency	Loss	Cities	ASN Count	Samples
1	Mexico	52.1ms	55.6ms	0.0%	5	0	74
2	United States	59.3ms	63.0ms	0.1%	124	0	220
3	Canada	63.9ms	65.3ms	1.4%	20	0	156
4	Puerto Rico	93.2ms	89.5ms	0.0%	2	0	10
5	Venezuela	111.8ms	106.0ms	1.6%	2	0	10
6	Costa Rica	117.5ms	115.0ms	2.1%	1	0	15
7	Curaçao	115.2ms	115.0ms	1.2%	1	0	5
8	Trinidad and Tobago	116.9ms	117.0ms	0.0%	1	0	5
9	Japan	135.8ms	121.0ms	0.4%	12	0	74
10	Guam	121.0ms	121.0ms	0.0%	1	0	3
11	Colombia	130.3ms	126.5ms	0.0%	2	0	15
12	Ecuador	135.8ms	133.0ms	2.6%	3	0	14
13	Peru	138.3ms	135.0ms	0.0%	1	0	7
14	South Korea	140.3ms	139.5ms	0.5%	3	0	15
15	Taiwan, China	144.5ms	144.5ms	0.0%	8	0	27
16	Ireland	148.2ms	146.0ms	1.2%	4	0	27
17	Netherlands	151.0ms	147.0ms	0.5%	57	0	146
18	United Kingdom	148.0ms	147.5ms	2.1%	31	0	117
19	France	151.3ms	150.5ms	0.1%	30	0	83
20	Iceland	153.3ms	153.0ms	0.0%	1	0	1