What are the SSN prefixes for Puerto Rico?

Puerto Rico was assigned the area-number ranges 580-584, 596-599. A Social Security number issued there before 2011 begins with one of these three-digit numbers.

Does an SSN starting with 580 mean the person is from Puerto Rico?

For cards issued before June 25, 2011, an SSN whose first three digits fall in Puerto Rico's range was issued in Puerto Rico, usually based on the mailing address on the application, not necessarily birthplace. Numbers issued after randomization carry no location meaning.

How can I check a specific number?

Use the SSN checker to enter a full number and see whether its structure is valid, which state it maps to, and a rough estimate of when it was issued.

Social Security Number Prefixes for Puerto Rico

Area numbers 580-584, 596-599

area ranges: 2
lowest area number: 580
highest area number: 599
area numbers: 9

Puerto Rico was assigned the Social Security area-number ranges 580-584, 596-599. Before SSA randomized number assignment in June 2011, any SSN beginning with one of these three-digit prefixes was issued in Puerto Rico, generally based on the mailing address on the application. Newer numbers are assigned randomly and no longer indicate a state.

Puerto Rico area-number ranges

Area-number range	Count
580-584	5
596-599	4

Sample Puerto Rico SSN patterns

Estimated issue years for the lowest area/group combinations (illustrative):

Pattern	Estimated issued	Status
580-01-####	1936-1950	Valid
580-03-####	1936-1950	Valid
580-05-####	1936-1950	Valid
580-07-####	1936-1950	Valid
580-09-####	1936-1950	Valid
580-10-####	1936-1950	Valid
580-12-####	1936-1950	Valid
580-14-####	1936-1950	Valid
580-16-####	1936-1950	Valid
580-18-####	1936-1950	Valid
580-20-####	1936-1950	Valid
580-22-####	1936-1950	Valid
580-24-####	1936-1950	Valid
580-26-####	1936-1950	Valid
580-28-####	1937-1951	Valid
580-30-####	1938-1952	Valid
580-32-####	1940-1953	Valid
580-34-####	1941-1954	Valid
580-36-####	1943-1955	Valid
580-38-####	1944-1956	Valid
580-40-####	1946-1957	Valid
580-42-####	1947-1958	Valid
580-44-####	1949-1959	Valid
580-46-####	1951-1960	Valid

Frequently asked questions

What are the SSN prefixes for Puerto Rico?: Puerto Rico was assigned the area-number ranges 580-584, 596-599. A Social Security number issued there before 2011 begins with one of these three-digit numbers.
Does an SSN starting with 580 mean the person is from Puerto Rico?: For cards issued before June 25, 2011, an SSN whose first three digits fall in Puerto Rico's range was issued in Puerto Rico, usually based on the mailing address on the application, not necessarily birthplace. Numbers issued after randomization carry no location meaning.
How can I check a specific number?: Use the SSN checker to enter a full number and see whether its structure is valid, which state it maps to, and a rough estimate of when it was issued.

Check a specific number with the SSN checker, or see all states.