Second Letter Index
| Oa | Ob | Oc | Od | Oe | Of | Og | Oh | Oi | Oj | Ok | Ol | Om
| On
| Oo
| Op
| Oq
| Or
| Os
| Ot
| Ou
| Ov
| Ow
| Ox
| Oy
| Oz
| |
| Name | Line | Page | District | Soundex
| O Neal, Jonnes Jr. | 71 | 7B | 135 | O540
| |
| Name | Line | Page | District | Soundex
| O'Donnell, Thomas W. | 19 | 10A | 135 | O354
| O'Dornnell, Thomas W. | 19 | 10A | 135 | O365
| O'Hea, John E. | 93 | 6B | 130 | O000
| O'Neal, Iva | 50 | 5A | 130 | O540
| O'Neal, Percy L Jr. | 51 | 5B | 130 | O540
| O'Neal, Percy L. | 49 | 5A | 130 | O540
| O'Neil, John A. | 52 | 5B | 130 | O540
| |
| Name | Line | Page | District | Soundex
| Oaka, (N.R.) | 1 | 6A | 131 | O200
| Oakeson, John L. | 30 | 6A | 135 | O225
| Oakley, Pearl | 88 | 14B | 135 | O240
| Oakley, William E. | 22 | 16A | 133 | O240
| Oaks, Edwin L. | 85 | 7B | 132 | O200
| Oaks, Edwin M. | 16 | 5A | 134 | O200
| Oaks, Hyrum E. | 95 | 7B | 132 | O200
| Oaks, Wallis | 86 | 8B | 132 | O200
| Oaks, William H. | 60 | 7B | 132 | O200
| Oaks, William H. | 94 | 7B | 132 | O200
| Oarum, Clark | 37 | 2A | 131 | O650
| Oarum, Nancy | 38 | 2A | 131 | O650
| |
| Name | Line | Page | District | Soundex
| Oberhansly, Fred | 2 | 3A | 129 | O165
| |
| Name | Line | Page | District | Soundex
| Occatovinantz, (N.R.) | 65 | 9B | 131 | O231
| Occopahganoots, (N.R.) | 65 | 9B | 131 | O212
| Ockey, Charles R. | 29 | 4A | 129 | O200
| |
| Name | Line | Page | District | Soundex
| Odekirk, Heber | 30 | 2A | 135 | O326
| Odekirk, Roy | 74 | 5B | 128 | O326
| Odekirk, Thomas | 62 | 1B | 134 | O326
| |
| Name | Line | Page | District | Soundex
| Offield, William J. | 17 | 9A | 133 | O143
| |
| Name | Line | Page | District | Soundex
| Okenap, (N.R.) | 82 | 2B | 131 | O251
| |
| Name | Line | Page | District | Soundex
| Olgin, Epefanis | 38 | 2A | 128 | O425
| Oliver, John | 30 | 1A | 128 | O416
| Olsen, Jacob W. | 24 | 3A | 133 | O425
| Olsen, Otto | 9 | 8A | 135 | O425
| Olson, Henry P. | 21 | 3A | 129 | O425
| Olson, Hiram M. | 26 | 3A | 129 | O425
| Olson, Sigurd | 17 | 1A | 129 | O425
| |
| Name | Line | Page | District | Soundex
| Oneil, James C. | 57 | 2B | 132 | O540
| Onile, Elmer | 34 | 1A | 128 | O540
| Ontoine, Sue M. | 2 | 6A | 131 | O535
| |
| Name | Line | Page | District | Soundex
| Orins, (N.R.) | 3 | 6A | 131 | O652
| |
| Name | Line | Page | District | Soundex
| Osiek, Henry | 95 | 2B | 128 | O220
| Osiela, Henry M. | 70 | 10B | 134 | O240
| Osiela, Lewis O. | 69 | 10B | 134 | O240
| Osiela, Sophia | 71 | 10B | 134 | O240
| |
| Name | Line | Page | District | Soundex
| Otterback, William H. | 18 | 3A | 130 | O361
| |
| Name | Line | Page | District | Soundex
| Ouray, Robert | 68 | 9B | 131 | O600
| |
| Name | Line | Page | District | Soundex
| Owens, (N.R.) | 95 | 12B | 135 | O520
| Owens, Hugh | 11 | 1A | 130 | O520
| |