First Bank Puerto Rico Contact Customer Service Numbers Home» First» First Bank Puerto Rico General: 1-787-725-2511Alternative: oll Free; 1-888-448-2511 1130 Muñoz Rivera Avenue, San Juan, Puerto RicoDirections: Follow the directions to locate First Bank Puerto Rico ContactLocations Near You: Find nearby locations of First Bank Puerto Rico ContactFirst Bank Puerto Rico Mortgages assistance customer convenience number: +1-(787) 283-4120Customer convenience Number: 1-800-983-4120Need support, dial on: 787.725.2511Toll-free number: 1.866.695.2511?.IntroductionFirstBank Puerto Rico is banking and fiscal assistance distributor with network of over 20 units over country. Its boundless span of alternatives are segmented into empirical banking, business banking and mercantile banking. Its all units attributes significant assistance like money supervision resolutions like accounts, loans, mortgages, insurances, retirement programs, and auto loans. FirstBank Puerto Rico is centered in San Juan and was erstwhile 1st Federal.