Our main servers are located in Chicago, and we have backup servers in Arizona if the ones in Chicago go down.

* We're connected to the same infrastructure that the wireless carriers themselves use for routing text messages, so our results are extremely accurate. When a phone number is ported to a new carrier, our service reflects the change almost instantly.

* Our API can handle over 50 transactions per second. You can send up to 100 phone numbers in a single API query to minimize the effects of network latency.