What is the most effective way to complain about being harassed by debt collection calls?

Legal analysis: if you really owe money, it is recommended to pay it off in time; If you are harassed for no reason and your normal life is affected, it is recommended to call the police. The police will impose administrative penalties on the harasser according to the situation.

Legal basis: According to the Civil Code and Article 1032 of the Civil Code, natural persons have the right to privacy. No organization or individual may infringe upon the privacy rights of others by spying, harassing, exposing or making public. Privacy is the private space, private activities and private information that natural people live in peace and don't want to be known by others. According to Article 1033 of the General Principles of the Civil Law, no organization or individual may commit the following acts: (1) Interfere with other people's private lives by telephone, SMS, instant messaging tools, e-mail, leaflets, etc. ; (2) Entering, taking photos or peeping into other people's private spaces such as houses and hotel rooms; (3) Shooting, peeping, eavesdropping or revealing other people's private activities; (4) Shooting or peeping at the private parts of others' bodies; (5) handling other people's private information; (6) Infringe upon the privacy of others in other ways. According to Article 42 of the Law on Public Security Administration Punishment, anyone who commits one of the following acts shall be detained for not more than five days or fined not more than five hundred yuan; If the circumstances are serious, he shall be detained for not less than five days but not more than ten days, and may also be fined not more than 500 yuan: (1) writing threatening letters or threatening the personal safety of others by other means; (2) publicly insulting others or fabricating facts to slander others; (3) fabricating facts, falsely accusing and framing others, and attempting to subject others to criminal investigation or public security administration punishment; (4) Threatening, insulting, beating or retaliating against witnesses and their close relatives; (5) sending obscene, insulting, intimidating or other information for many times to interfere with the normal life of others; (six) voyeurism, sneak shots, eavesdropping, spreading the privacy of others.