US State Department - Bureau of Consular Affairs - Presenting the official rules for the Green Card lottery, and other immigration information. Note: lottery rules are only available during parts of the year, commonly August through October.
Green Card Lottery - Государственная организация USAFIS представляет программу розыгрыша лотереи иммиграционной лотереи правительства США, в рамках которой можно выиграть визу "Грин Кард", позволяющую жить и работать в Соединённых Штатах.
Paul Soreff - Immigration lawyer specializing in green card, deportation defense, work and family visa, lottery, INS, asylum, permanent resident, and citizenship cases.
Green Card Support Service - Provides immigration assistance for lottery application and other visas. Located in Australia.
USGC International - Green Card Lottery website. Offices in Hanover, New Hampshire, USA; Gauteng and Port Elizabeth, South Africa.
USA GCLA - Submission service for green card lottery applicants.
USAIS Ltd. - Assistance with application for green card lottery.
Coronella Enterprises Inc. - Help submitting your green card lottery application. FAQ and online application.