The main **HP customer service 800 number** for general support, including returns, repairs, warranty claims, refunds, and device or technical support in the United States is:
**800-752-0900**
This number is operated by HP 24/7, and it is the most frequently used and recommended contact number for HP customer care by many customers[1].
Additional relevant HP support numbers include:
| Purpose | Phone Number | Notes |
|——————————-|——————–|—————————————–|
| HP Customer Service (US) | 800-752-0900 | 24/7 support for general issues |
| HP Enterprise/Contract Support | 1-800-633-3600 | 24×7, requires contract, US & Canada |
| HP Latin America/Caribbean | Various local 1-800 numbers | Business hours vary by country[3] |
| Australia HP Support | 1300 754 712 | Business and online store inquiries[4] |
For **business or enterprise customers**, especially those with contracts, HP provides specific dedicated support numbers such as 1-800-633-3600 available 24/7 in the US and Canada[2].
If you encounter difficulties navigating menus or automated responses, it is recommended to clearly request to “speak to a representative” and be ready with your device serial number for faster handling[1].
For faster service, HP also encourages creating a support case online before calling[3].
**Summary:**
For general HP customer service in the U.S., the best 800 number to call is **800-752-0900** available 24/7[1]. For business or contract support, 1-800-633-3600 is used[2]. Other regional toll-free numbers exist depending on location and product type[3][4].