Puerto Rico Hotel Plus
- Offers online reservation service for hotels, resorts, and inns.
- http://www.puertoricohotelplus.com

Caribbean Inns, Ltd.
- Features listings with information related to accommodations in villas, inns, cottages and hotels.
- http://www.caribbeaninns.com/browsebyloc_sel.cfm?area=Puerto%20Rico

Puerto Rico is Fun
- Guide featuring hotels, resorts, and small inns in San Juan, Ponce, Rincon, and other areas. Find travel packages and make hotel reservations online.
- http://www.puertoricoisfun.com

Where2Stay.com
- Featuring detailed information on hotels and condos with additional information on the islands, travel, and restaurants.
- http://www.where2stay.com/islands/islands/puertorico.html

Small Inns of Puerto Rico
- An Internet guide to the small and unique inns located throughout Puerto Rico.
- http://www.prhtasmallhotels.com/