| bachelor of arts | A. B. |
| archbishop | abp. |
| year of our Lord | A. D. |
| adjutant | adjt. |
| admiral | adm. |
| Alabama | Ala. |
| Master of Arts | A. M. |
| American | Am. or Amer. |
| associate of the Royal Academy | A. R. A. |
| attorney | atty. |
| bachelor of arts | B. A. |
| baronet | bart. |
| before Christ | B. C. |
| bishop | bp. |
| brigadier general | brig. gen. |
| California | Cal. |
| captain | capt. |
| Colorado | Col. |
| Confederate States of America or C. S. army | C. S. A. |
| C. S. navy | C. S. N. |
| Connecticut | Ct. |