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

Countries ranked by lowest median latency to the AWS N. California (US) cloud region, based on all of May 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	51.3ms	55.4ms	0.0%	5	0	15
2	United States	55.5ms	60.1ms	0.1%	191	0	404
3	Canada	64.6ms	66.1ms	1.1%	22	0	58
4	Puerto Rico	95.4ms	91.7ms	0.0%	2	0	6
5	Venezuela	108.9ms	107.0ms	0.0%	2	0	6
6	Curaçao	116.0ms	115.0ms	0.0%	1	0	3
7	Panama	153.8ms	115.5ms	0.0%	2	0	4
8	Trinidad and Tobago	115.7ms	116.0ms	0.0%	1	0	3
9	Guam	120.3ms	120.0ms	0.0%	1	0	2
10	Japan	127.6ms	121.5ms	2.8%	13	0	25
11	Costa Rica	119.7ms	122.0ms	0.0%	1	0	3
12	Colombia	127.4ms	125.5ms	0.0%	2	0	4
13	Ecuador	135.3ms	131.2ms	0.0%	3	0	6
14	Guatemala	134.5ms	134.5ms	0.0%	1	0	2
15	Peru	134.6ms	134.5ms	0.0%	1	0	2
16	South Korea	139.7ms	138.0ms	0.0%	3	0	6
17	Taiwan, China	146.1ms	142.2ms	0.0%	8	0	16
18	United Kingdom	145.7ms	143.5ms	2.3%	41	0	76
19	New Zealand	152.8ms	148.5ms	0.3%	14	0	28
20	Netherlands	150.8ms	149.0ms	0.2%	62	0	123