How are Social Security Numbers Assigned By State?

Since June 25, 2011, Social Security Numbers (SSNs) are no longer assigned by state or region. The Social Security Administration (SSA) implemented "randomisation", meaning the first three digits (area number) no longer represent a specific geographic location, eliminating the, "what is my social security number by state" query.

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SSN Structure by State (Area Numbers)

These are the ssn numbers assigned state-wise under the system of Social Security Numbers, where the first digits reflect the region of application:

State / Territory	SSN Area Numbers	Population
District of Columbia	577–579	695,980
Hawaii	575–576	1,430,688
Alaska	574	738,003
California	545–573	39,345,844
Oregon	540–544	4,281,848
Washington	531–539	8,074,082
Nevada	530, 680	3,310,833
Utah	528–529	3,574,825
Arizona	526–527	7,691,212
New Mexico	525, 585	2,124,222
Colorado	521–524	6,036,620
Wyoming	520	590,784
Idaho	518–519	2,058,594
Montana	516–517	1,151,831
Kansas	509–515	2,989,188
Nebraska	505–508	2,030,421
South Dakota	503–504	943,078
North Dakota	501–502	805,329
Missouri	486–500	6,297,538
Iowa	478–485	3,246,320
Minnesota	468–477	5,863,405
Texas	449–467	32,101,064
Oklahoma	440–448	4,148,818
Louisiana	433–439	4,621,500
Arkansas	429–432	3,133,502
Mississippi	425–428	2,958,148
Alabama	416–424	5,223,121
Tennessee	408–415	7,378,861
Kentucky	400–407	4,629,682
Wisconsin	387–399	5,988,406
Michigan	362–386	10,155,806
Illinois	318–361	12,735,249
Indiana	303–317	7,011,912
Ohio	268–302	11,940,399
Florida	261–267	23,659,198
Georgia	252–260	11,401,288
South Carolina	247–251	5,650,232
West Virginia	232–236	1,764,892
North Carolina	232	11,343,875
Virginia	223–231	8,940,572
Delaware	221–222	1,069,781
Maryland	212–220	6,285,380
Pennsylvania	159–211	13,073,016
New Jersey	135–158	9,590,076
New York	050–134	20,003,435
Connecticut	040–049	3,702,543
Rhode Island	035–039	1,118,627
Massachusetts	010–034	7,169,608
Vermont	008–009	642,805
Maine	004–007	1,421,310
New Hampshire	001–003	1,422,166

Note: Before June 2011, Social Security Numbers were assigned based on the applicant’s ZIP code and geographic region.

Since June 2011, all 9-digit SSNs have been issued randomly, with no connection to any specific state or location.

This structured allocation of social security numbers helped identify where an ssn was issued, offering useful context when reviewing records. Even today, such details can support verification processes in financial planning and life insurance, where accurate social security information remains important for policyholders.

Note: You can use a term insurance calculator to calculate the premium amounts of the plan.

What is the Structure of a Social Security Number (SSN)?

The Social Security Administration (SSA) introduced social security numbers (SSNs) in 1936 to track earnings and benefits.
Each ssn follows a nine-digit format: area number (first three digits), group number (next two), and serial number (last four).
From 1972 to 2011, social security cards were issued centrally, with area numbers based on the applicant’s ZIP code.
In 2011, this system shifted to random assignment for better security.
Today, social security numbers no longer reveal any geographic information about the holder.

This change makes social security numbers more secure while reducing any link between an ssn and a person’s location.

Also, read about how to check your estimated social security benefits.

Wrapping It Up!

Understanding how social security numbers have evolved, from location-based identifiers to a randomised system, helps accurately review records and ensure secure identity verification today. This is especially important in financial matters, where having the correct SSN details supports smooth documentation. It also simplifies processes in term insurance, ensuring hassle-free policy management and efficient claims handling.

FAQ's

Q: What do the first 3 digits of an SSN mean?

A: In social security numbers, the first three digits indicate the area where the number was originally issued.
Q: Is a Social Security number based on state?

A: Earlier, social security numbers (SSN) reflected the state of application, but after 2011, social security adopted randomisation, removing their geographic meaning.
Q: Can a child have a Social Security number?

A: Yes, a child can get an SSN at birth by applying during registration; social security numbers can still be issued even if parents’ details are incomplete.
Q: Which state's SSN starts with 300?

A: An SSN starting with 300 falls under social security numbers issued in Ohio (268–302) or Indiana (303–317), near that range.
Q: Are Social Security numbers reused?

A: No, social security numbers are never reused; each ssn remains permanently unique, even after death, to prevent fraud and ensure accurate social security records.
Q. How are social security numbers assigned in the US?

A: Social Security numbers are assigned by the SSA through randomised issuance and are no longer linked to specific locations.
Q. What state SSN starts with 500?

A: SSNs beginning with 500 were originally assigned to individuals in Missouri before randomisation rules were introduced nationally.
Q. Does India have an SSN?

A: No, India does not have a Social Security number system, but Aadhaar serves as a national identification number.