Since 1973, social security numbers have been issued by our central office. 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.

What does the middle numbers in your social security number mean?

group numbers
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.

What information does your social security number give?

Many businesses ask for your SSN because it is a convenient way to identify you in their system. As a result, your social security number can now reveal all kinds of information about you, including places you’ve lived, your credit history, and maybe even medical conditions.

Do Social Security numbers start with 800?

Since 1972 SSNs have been issued centrally and the area number in SSNs assigned since 1972 corresponds to the residence location of the applicant as indicated on the application for the SSN. An area number in the 800 series is bogus, so any SSN beginning with an “8” is invalid. An area number of “000” is also invalid.

How many digits are in a Social Security number?

An SSN is made up of nine digits, divided by into sets by hyphens. The first set is made up of three numbers called the area numbers. While the second set, consisting of two digits, are the group numbers. The final four numbers are the serial numbers.

What do the letters after a Social Security number mean?

The Social Security number followed by one of these codes is often referred to as a claim number. We assign these codes once you apply for benefits. These letter codes may appear on correspondence you receive from Social Security or on your Medicare card.

What does the second set of SSN numbers mean?

The second set numbers in your SSN are your group numbers. These two digits don’t have any real meaning or significance. They are simply there to divide an area’s numbers into smaller blocks, making administration easier for the SSA. What is the meaning of my SSN’s serial numbers?

How are group numbers assigned in Social Security?

Group Number Assignment. Group Numbers are assigned in each area using a special order developed by the Social Security Administration. First assigned are odd numbers 01 to 09 followed by even numbers 10 to 98. After all of these numbers have been used, even numbers 02 to 08 are used followed by odd numbers 11 to 99.