Phone: 844-845-2180 If you are a customer with a question about your rental, please contact Dollar Customer Care for assistance. The media relations team will not respond to customer inquiries.
Answer Wiki. There are between 700M-800M assigned geographic telephone numbers. Telecom service providers are the only entities that know how many active numbers they have. All service providers report this twice a year to the North American Numbering Plan Administrator (NANPA), a process called Numbering Resource Utilization Forecasting (NRUF).
Worldwide, amateur radio operators number in the millions. There are over 600,000 licensed amateurs in the United States, and more than 25,000 in Canada. Each one has a unique callsign issued by his/her government.