Cupa Group has a free telephone line available 24 hours a day, 365 days a year, and offered in the local language, so that any interested party can submit their complaints, claims, suggestions, or questions through this channel. This telephone line is managed by an external operator, ensuring the anonymity of the reporter.
| REGION | LINE TYPE* | PHONE NUMBER | CODE |
| SPAIN | One Step | 900 751 059 | |
| FRANCE | One Step | 0 800 90 41 34 | |
| UNITED KINGDOM | One Step | 0808 196 8134 | |
| UNITED STATES OF AMERICA | One Step | (844) 539-2286 | |
| PORTUGAL | Two Step | 800-800-128 | (844) 539-2286 |
| BRAZIL | Two Step | Brazil (Mobile): 0-800-888-8288 or Brazil: 0-800-890-0288 | (844) 539-2286 |
| DENMARK | Two Step | 800-100-10 | (844) 539-2286 |
| BELGIUM | Two Step | 0-800-100-10 | (844) 539-2286 |
For telephone lines where it is necessary to enter two numbers (Two Step), after dialing the first number, the following automated message will be heard: “Please, enter the number you are calling now. Por favor, marque el número al que está llamado ahora”. After this message, it will be necessary to enter the second number and choose the language in which you wish to make the call.