Contact Us To know more about us. Write us or leave us your comments. Contact Us Name * Last Name Email * Phone Message reCAPTCHA If you are human, leave this field blank. Submit 787-764-0000 ext. 86742 [email protected] University of Puerto Rico-Rio Piedras Campus, Ponce De León Ave. PO Box 21790 San Juan, PR 00931-1790 PR-SPRInT @pr_sprint