Did you know that the first three digits in a Social Security Number indicates the state where application was made?

[Note they didn't necessarily live in that state]

  • 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

Social Security State Code Numbers

574 (AK)
416-424 (AL)
429-432 (AR)
526-527 (AZ)
545-573 (CA)
521-524 (CO)
040-049 (CT)
577-579 (DC)
221-222 (DE)
261-267 (FL)
252-260 (GA)
575-576 (HA)
478-485 (IA)
518-519 (ID)
318-361 (IL)
303-317 (IN)
509-515 (KS)
400-407 (KY)
433-439 (LA)
010-034 (MA)
212-220 (MD)
004-007 (ME)
362-386 (MI)
468-477 (MN)
486-500 (MO)
425-428 (MS)
587 (MS)
516-517 (MT)
237-246 (NC)
501-502 (ND)
505-508 (NE)
001-003 (NH)
135-158 (NJ)
585 (NM)
530 (NV)
050-134 (NY)
268-302 (OH)
440-448 (OK)
540-544 (OR)
159-211 (PA)
581-584 (PR)
035-039 (RI)
247-251 (SC)
503-504 (SD)
408-415 (TN)
449-467 (TX)
528-529 (UT)
223-231 (VA)
008-009 (VT)
531-539 (WA)
387-399 (WI)
232 (WV, NC)
233-236 (WV)
520 (WY)

580 (Vir. Is.; PR)

586 (Guam, Am. Samoa, Phil. Islands)

700-728 (RR Retirement Board - All States)

To look up a member of your family in the SS Death Index file click here.

For a complete list of the state number allocations click here.