Marine Corps · SSN history

650 Telephone Switchboard Operator

Appendix B identifies SSN 650 as Telephone Switchboard Operator under AR 615-26 (September 1942 and supplements) and suggests reclassification to SSN 309 or 641. These were alternatives requiring review of the individual's Qualification Card against the job specifications, not an automatic split or fixed replacement.

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

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

Documented history

Telephone Switchboard Operator

June 1945 is the manual's publication date. No effective date is given for the suggested reclassifications.

  • No June 1945 present title is listed for SSN 650.
  • The entry does not establish which suggested specialty, if either, was assigned to an individual.
Source extraction notes

Predecessor title from the AR 615-26 column: Telephone Switchboard Operator. Suggested conversions/remarks, as printed: 309, 641. These are suggested reclassifications subject to individual Qualification Card and job-specification review, not automatic or present-day equivalents. The table gives no row-level calendar effective date. June 1945 is the manual publication date, not an inferred individual 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.