For emergency police, fire or medical services in major cities, dial 911. These can be sent through all telegraph and post offices. There are only a limited number of post offices, so it is advisable to buy stamps in bulk. Airmail to Europe takes up to a week. Only emergency cases are treated without prior payment and treatment will often be refused without evidence of insurance or a deposit.
Medical facilities are generally of an extremely high standard.
Those visiting the USA for long periods with school-age children should be aware that school entry requirements include proof of immunisation against diphtheria, measles, poliomyelitis and rubella throughout the USA, and schools in many States also require immunisation against tetanus, pertussis and mumps. HIV-positive visitors must apply at the Embassy for a waiver of ineligibility before entry. All Rights Reserved.