Can a Social Security number be all the same number?

No valid SSN has 9 identical digits or has the 9 digits running consecutively from 1-9. For example, all of the following SSNs are invalid: 111-11-1111. 999-99-9999.
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How many duplicate Social Security numbers are there?

The Social Security Administration does not reuse Social Security numbers. It has issued over 450 million since the start of the program, and at a use rate of about 5.5 million per year. It says it has enough to last several generations without reuse or changing the number of digits.
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Can there be duplicate Social Security numbers?

Today, assigned randomly and never recycled, a social security number is as unique an identifier as your fingerprints. (Although, in the past, duplicates are known to have been issued accidentally.)
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Does the SSN 123456789 exist?

Consecutive digits in numerical order (123456789) The first three digits are outside of the range specified by the SSA. This range is determined and updated by the SSA.
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Can an SSN end with 000?

SSNs containing group number 00 or serial number 0000 will continue to be invalid.
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Social Security Cards Explained



Is 888 a valid SSN?

Students currently assigned pseudo SSNs in the "888" range will continue to access Federal Student Aid systems using their pseudo "888" SSNs until the October 2011 system updates. More information about these system updates will be forthcoming.
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Can someone have the same last 4 digits of SSN?

Only the last four digits of your Social Security number are truly random and unique. The first five numbers represent when and where your Social Security card was issued. Scammers can figure out the first five numbers by determining your birth date and hometown.
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Do twins have the same Social Security number?

We found that similarity between the Social Security Numbers of twin pairs varies markedly by age, and MZ twin pairs have significantly more similar Social Security Numbers than DZ pairs at all ages. Among older twins, there are also significant differences by sex and race.
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Why do I have two Social Security numbers?

Many of the duplicate numbers were the result of data entry errors as opposed to deliberate falsification, but the fact that these multiple numbers exist shows that it may be difficult for an organization to rely solely on the SSN to verify an individual's identity.
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Do they reuse dead people's Social Security numbers?

Q20: Are Social Security numbers reused after a person dies? A: No. We do not reassign a Social Security number (SSN) after the number holder's death.
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Who has Social Security number 1?

This particular record, (055-09-0001) belonged to John D. Sweeney, Jr., age 23, of New Rochelle, New York. The next day, newspapers around the country announced that Sweeney had been issued the first SSN.
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How do I check to see if someone is using my Social Security number?

If you believe someone is using your Social Security number to work, get your tax refund, or other abuses involving taxes, contact the IRS online or call 1-800-908-4490. You can order free credit reports annually from the three major credit bureaus (Equifax, Experian and TransUnion).
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How much does it cost to change your Social Security number?

There is no charge for a Social Security card. This service is free. Please read our Coronavirus (COVID-19) information page to learn about changes to Social Security number card requests during the COVID-19 pandemic.
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Are siblings Social Security numbers similar?

A. The chance of sequential Social Security numbers (SSNs) being issued to siblings is extremely small with the random method used to issue numbers today. Having very different SSNs helps protect their personal information.
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How are Social Security numbers chosen?

The first three (3) digits of a person's social security number are determined by the ZIP Code of the mailing address shown on the application for a social security number. Prior to 1973, social security numbers were assigned by our field offices.
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What do the last four digits of SSN mean?

The first set of three digits is called the Area Number. The second set of two digits is called the Group Number. The final set of four digits is the Serial Number.
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How can you tell where someone was born by their Social Security number?

SSNs have never been assigned directly to note a person's birthplace; before 1972, the number reflected the location of the office issuing the number, and since 1972, numbers have been assigned by the address written on the application.
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What do the 2 middle numbers in social security mean?

The group numbers are the two middle numbers of a social security number. These numbers do not represent the geographical region, but they do represent the order in which a number was issued for a particular region.
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What does a SSN starting with 9 mean?

The Social Security Administration does not issue SSNs beginning with the number 9. Numbers beginning with a “9” may be a Social Security Administration issued Individual Taxpayer Identification Number (ITIN). An ITIN is a tax processing number issued by the IRS that has 9 digits beginning with the number 9.
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What does it mean when a SSN starts with 0?

Serial number 0000 is never used. Each State goes through all of its area numbers with group number 01 and serial numbers 0001-9999 and 7999 before using group number 03. Thus, 989,901 SSN's can be issued for each area number. The g-digit number provides the capacity for assign- ing nearly 1 billion SSN's.
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What if my SSN is on the dark web?

Place a Freeze on Your Credit Report

If your Social Security number is on the dark web, this means that unscrupulous people can use it to open new credit cards and other financial accounts in your name. One way to prevent this from happening is to put a freeze on your credit report.
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Can you get a new Social Security number if your identity is stolen?

You can't get a new Social Security number: If your Social Security card is lost or stolen, but there's no evidence that someone is using your number. To avoid the consequences of filing for bankruptcy.
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Does your Social Security number tell your age?

The Serial Number, itself, doesn't say anything about your location or age that the Group Number and Area Number don't already say, although since they are assigned consecutively, they could potentially reveal your relative age within a Group and an Area.
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How do I stop someone from using my Social Security number?

If you know your Social Security information has been compromised, you can request to Block Electronic Access. This is done by calling our National 800 number (Toll Free 1-800-772-1213 or at our TTY number at 1-800-325-0778).
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How do you check if your SSN has been stolen?

at 1-877-IDTHEFT (1-877-438-4338) or go to: www.identitytheft.gov/ To order a copy of your Social Security Administration earnings and benefits statement, or to check whether someone has used your Social Security number to get a job or to avoid paying taxes, visit www.socialsecurity.gov/statement/.
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