Marine Corps · SSN history

512 Information Center Operator

Appendix B lists SSNs 510 and 515 as suggested alternatives for SSN 512, titled Information Center Operator in the June 1944 tentative manual. These were not automatic conversions: each affected Marine’s Qualification Card had to be reviewed against the job specifications before selecting the appropriate classification.

Codes named in this history

Other history records

These source identifiers have archive pages. Their availability does not establish current service use or retirement.

Codes without a directory match

  • 515 stated by the source. No directory or archive record matches.

Documented history

Information Center Operator

June 1945 is the manual’s publication date; no effective date for the suggested conversions is given.

  • The June 1945 Present Title column is blank, so the entry does not establish a same-code rename or a fixed split into two successors.
  • The earlier Army title, from September 1942 and its supplements, was Aircraft Warning Teller.
Source extraction notes

Predecessor title from the June 1944 tentative-manual column: Information Center Operator. Suggested conversions/remarks: 510, 515. The table gives no row-level effective date. June 1945 is the manual publication date, not an effective conversion date.

Source documents (1)

Reviewed September 24, 2026 against references 3 and 4.

Historical information is drawn from the sources linked above. Classification dates are not personal service dates. Spot an error? Let us know.