• A single contact/phone list should not contain over 5,000 phone numbers. However, your PostCalls account allows you to create numerous groups.
  • You can only deliver 5,000 calls maximum to a single contact/phone list.
  • If you have more than 5,000 phone numbers on your contact/phone list, please e-mail us at
  • Due to FCC regulations, PostCalls can only be used to contact people with whom you have a pre-established relationship with, e.g., business to customers or someone who has contacted your business for information.
  • Additional stipulations are specified in the User Agreement.
  • PostCalls delivers messages anywhere in the United States, Canada, and Puerto Rico.