How do I check if I have a passport?

Passport information belongs to personal privacy, and the results can only be found by going to official website or the entry-exit administration department. Many people think that they can ask the relevant departments for information at any time as long as they bring their ID cards, but they are not. 1. How to check passport information 1 Go to the exit-entry management center of the public security bureau where the household registration is located, and you can directly find the passport number with your ID card and household registration book; 2. Call the Public Security Bureau directly, enter the ID card or application number, or inquire through the website of the Public Security Bureau; Of course, online websites can't be found, unless the private information of individuals authorized by the government, such as the police department or the immigration department, can't be made public online. Second, can a passport be used as an ID card? Passport is a legal identity document, which has the same legal effect as ID card. This is true, but the two are not unconditionally mixed. 1, ID card is not equal to passport. Passports are used internationally and ID cards are used domestically. For example, when going abroad, the customs only recognizes passports, not identity cards. Passport is not equal to ID card, and sometimes ID card is necessary. For example, if you apply for some documents in domestic public security organs, if you don't have an ID card, they will ask you to reissue it. Passport can't replace ID card at this time. Marriage registration must bring an ID card. Passports are not accepted. Passport and ID card can sometimes be used in common. 3. What materials are needed for passport processing? The applicant's resident identity card, residence booklet and a copy; During the period of collection, renewal and replacement of resident identity cards, temporary resident identity cards may be submitted. /kloc-Residents under the age of 0/6 should bring their own household registration book (the registration form of permanent residents is submitted for collective accounts), the original ID card of the guardian and the original materials that can prove the guardianship relationship (such as household registration book and birth certificate), and be accompanied by their guardians. Personnel at or above the deputy division level of state organs, middle-level and above leaders of large and medium-sized state-owned enterprises and members of the leading bodies of subordinate enterprises, members of the leading bodies of state-owned enterprises at the district (county) level, representatives of state-owned shares of state-controlled enterprises, middle-level leaders of financial, insurance and securities systems at or above the county level, and retired cadres at or above the bureau level. Opinions should be put forward in accordance with the cadre management authority and administrative subordination; Soldiers, by their units or work units in accordance with the personnel or cadre management authority to issue opinions. Once you return to China, a bareheaded photo and a completed Application Form for China Citizens to Go Abroad for Private Purposes will void your passport. Holders of multiple valid passports should return their passports to the original issuing authority for unified custody after returning to China. Those who have not gone abroad for some reason after receiving the certificate should also return their passports to the original issuing authority.