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For the United States? Europe? Different data sources have different levels of availability and reliability. You may want to browse the geocoding tag on this site, there may already be a full answer to your question. Welcome to gis.se! – Jason ScheirerFeb 7 at 9:12
Thanks for quick reply! I need it for Russia map. Unfortunatly, i don't quiet understand dependencies street<->house in the PostGis.. – NoiseeFeb 7 at 9:18
Not exactly, what i need.. But thanks anyway. – NoiseeFeb 7 at 9:25
This site contains over 100 questions concerning "geocoding," which is what you want to do. Please look them over (click on the geocoding tag, for instance), because you will likely find a lot of useful information: there are many, many solutions. – whuber♦Feb 7 at 17:06
geocodingtag on this site, there may already be a full answer to your question. Welcome to gis.se! – Jason Scheirer Feb 7 at 9:12