Calling Bonaire/Saba/Sint Eustatius from the United States explained:

• 011 - US exit code; dial first for international calls made from the USA or Canada
• 599 - Country Code for Caribbean Netherlands
• Phone Number (may not begin with 0) - 7 digits

Starting digits:

• Bonaire: 7?? ????
• Saba: 4?? ????
• St. Eustatius: 3?? ????

Phone Books:

• Yello Bonaire
• Saba Phone Book - by Satel
• St. Eustatius Essential Facts