Validating address single father dating single mother

In the course of developing an in-house address verification service at a German company I used to work for I've come across a number of ways to tackle this issue. addresses is not an easy task, but bearable, but once you're going for Europe, especially the U. with their extensive Postal Code system, the open-source approach will simply lack data. But not every business or developer can spend ~

Here's a free and sort of "outside the box" way to do it.Note that it is a commercial product and isn't cheap.It is quite fast though (~300 addresses per second) and offers features like CASS certification (USPS bulk mail discount), DPV (Delivery point verification) flagging, and LON/LAT geocoding.(Unlike cell phone companies that require a contract.) USPS has an address cleaner online, which someone has screen scraped into a poor man's webservice.However, if you're doing this often enough, it'd be a better idea to apply for a USPS account and call their own webservice.

.15 per address lookup (that's 0 for 1,000 API requests) - a very expensive business model the vast majority of address validation APIs have implemented.I'll do my best to sum up my findings below: Free, Open Source Software Clearly, the first approach anyone would take is an open-source one (like openstreetmap.org), which is never a bad idea. What I ended up integrating: streetlayer API Since I was not willing to take on the programmatic approach of verifying address data manually I finally came to the conclusion that I was in need of an API with a price tag that would not make my boss want to fire me and still deliver solid and reliable international verification results. Their database has all the US street names and street number ranges.We do address verification for addresses within the United States.

Here's a free and sort of "outside the box" way to do it.Note that it is a commercial product and isn't cheap.It is quite fast though (~300 addresses per second) and offers features like CASS certification (USPS bulk mail discount), DPV (Delivery point verification) flagging, and LON/LAT geocoding.(Unlike cell phone companies that require a contract.) USPS has an address cleaner online, which someone has screen scraped into a poor man's webservice.However, if you're doing this often enough, it'd be a better idea to apply for a USPS account and call their own webservice.

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Not 100% perfect, but it should reject blatantly non-existent addresses.

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