Get a free list of 31 well-functioning public USA proxies:
24.249.199.4:4145
72.210.252.137:4145
72.206.181.123:4145
191.96.42.80:3128
184.178.172.25:15291
50.250.75.153:39593
50.195.7.180:64312
13.57.186.13:80
192.249.53.67:64312
138.68.60.8:8080
174.77.111.197:4145
98.185.94.76:4145
50.192.49.5:32100
167.71.149.82:80
67.63.33.7:80
165.22.126.200:8080
68.185.57.66:80
63.151.9.74:64312
63.249.67.70:12328
192.252.209.155:14455
184.185.2.103:4145
132.145.18.53:80
96.82.74.129:34032
144.202.108.109:1081
68.183.10.17:8080
20.186.110.157:3128
50.84.210.194:39593
209.97.150.167:8080
12.20.241.112:80
67.204.1.222:64312
24.172.34.114:60133