Time zone details, current UTC offset, countries and major cities.
Puerto Rico
| City | Country | Region | Population |
|---|---|---|---|
| San Juan | Puerto Rico | Puerto Rico | 1,813,477 |
| Aguadilla | Puerto Rico | Puerto Rico | 225,238 |
| Bayamon | Puerto Rico | Puerto Rico | 166,923 |
| Carolina | Puerto Rico | Puerto Rico | 138,633 |
| Arecibo | Puerto Rico | Puerto Rico | 128,203 |
| Ponce | Puerto Rico | Puerto Rico | 111,224 |
| San German | Puerto Rico | Puerto Rico | 94,548 |
| Mayaguez | Puerto Rico | Puerto Rico | 90,228 |
| Caguas | Puerto Rico | Puerto Rico | 72,922 |
| Guaynabo | Puerto Rico | Puerto Rico | 70,599 |
| Fajardo | Puerto Rico | Puerto Rico | 68,857 |
| Juana Diaz | Puerto Rico | Puerto Rico | 66,308 |
| Trujillo Alto | Puerto Rico | Puerto Rico | 43,611 |
| Vega Baja | Puerto Rico | Puerto Rico | 22,756 |
| Catano | Puerto Rico | Puerto Rico | 22,467 |
| Guayama | Puerto Rico | Puerto Rico | 18,216 |
| Humacao | Puerto Rico | Puerto Rico | 15,787 |
| Candelaria | Puerto Rico | Puerto Rico | 14,868 |
| Cayey | Puerto Rico | Puerto Rico | 14,655 |
| Yauco | Puerto Rico | Puerto Rico | 14,630 |
| Canovanas | Puerto Rico | Puerto Rico | 12,689 |
| Dorado | Puerto Rico | Puerto Rico | 12,425 |
| Rio Grande | Puerto Rico | Puerto Rico | 12,375 |
| Cano Martin Pena | Puerto Rico | Puerto Rico | 11,618 |
| Isabela | Puerto Rico | Puerto Rico | 11,048 |
| Hormigueros | Puerto Rico | Puerto Rico | 10,975 |
| Corozal | Puerto Rico | Puerto Rico | 10,237 |
| Manati | Puerto Rico | Puerto Rico | 10,231 |
| Pajaros | Puerto Rico | Puerto Rico | 10,132 |
| Coamo | Puerto Rico | Puerto Rico | 9,689 |
| Juncos | Puerto Rico | Puerto Rico | 9,604 |
| San Lorenzo | Puerto Rico | Puerto Rico | 9,453 |
| Sabana Grande | Puerto Rico | Puerto Rico | 9,432 |
| Aibonito | Puerto Rico | Puerto Rico | 9,285 |
| Cabo Rojo | Puerto Rico | Puerto Rico | 9,122 |
| San Sebastian | Puerto Rico | Puerto Rico | 9,038 |