Payment card industry (PCI) compliance is adherence to a set of security standards that were developed to protect card information during and after a financial transaction. So if you are planning to store, use and process users’ credit cards in your application you need to have a hosting provider that offers PCI compliant servers. Here is a list of most popular PCI compliant hosting providers.
According to HostGator all their servers are updated for PCI Compliance.
Liquidweb hosting is PCI Compliant and also offers tools and resources for checking PCI compliance of your website or application.
Hostwinds servers are PCI Compliant
Discountasp which is primarily a windows hosting specialist is PCI Compliant.
All of digital oceans datacenters have been certified by national and/or international security standards.
InetServices offers PCI 3.0 compliant ready servers and provide a secure hosting environment required by the five major credit card companies.