Is it illegal for others to use my mobile phone information to consult commercial advertisements at will?

Can be held accountable.

The use of mobile phones and text messages to interfere with others' lives violates the provisions of Item 5 of Article 42 of the Law on Public Security Administration Punishment and is suspected of interfering with others' normal lives. After the parties report the case, the public security organ shall give the perpetrators administrative penalties for public security.

legal ground

Article 42 of the People's Republic of China (PRC) Public Security Administration Punishment Law shall be detained for less than five days or fined less than five hundred yuan for any of the following acts; If the circumstances are serious, they shall be detained for more than five days and less than ten days, and may be fined up to five hundred 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.