Post Offices in Caguas, Puerto Rico, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Caguas Post Office No Reviews Favorite Fax: (787) 258-6583Phone: (787) 743-5110Retail Hours North Post Office No Reviews Favorite Fax: (787) 258-1675Phone: (787) 743-4100Retail Hours