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

Countries ranked by lowest median latency to the AWS N. California (US) cloud region, based on all of October 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	61.9ms	58.3ms	0.0%	7	8	98
2	United States	57.4ms	61.7ms	0.6%	139	91	393
3	Canada	61.4ms	62.5ms	0.7%	21	18	218
4	Puerto Rico	96.4ms	98.2ms	0.0%	1	1	18
5	Curaçao	108.7ms	107.5ms	0.0%	1	1	6
6	Costa Rica	114.4ms	112.5ms	1.5%	1	6	18
7	Venezuela	123.0ms	114.5ms	0.0%	2	2	11
8	Guatemala	120.0ms	119.0ms	0.9%	1	1	7
9	Guam	121.6ms	122.0ms	0.0%	1	2	10
10	Trinidad and Tobago	125.0ms	124.0ms	0.0%	1	1	7
11	Colombia	122.7ms	124.0ms	2.0%	3	4	39
12	Japan	136.1ms	127.0ms	0.0%	13	13	60
13	Taiwan, China	144.5ms	139.0ms	0.5%	8	6	26
14	Ecuador	141.5ms	142.0ms	0.0%	3	5	7
15	South Korea	156.0ms	145.0ms	0.0%	8	6	13
16	United Kingdom	161.2ms	145.0ms	2.9%	36	28	90
17	Spain	161.4ms	148.0ms	0.0%	2	2	2
18	New Zealand	151.7ms	148.0ms	0.2%	15	9	79
19	Luxembourg	151.1ms	149.0ms	0.0%	2	2	7
20	Netherlands	152.0ms	150.0ms	0.8%	58	26	167