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'Connar, Charles | 45 | 2A | 176 | O256
| O'Green, Carl H. | 64 | 15B | 184 | O265
| O'Hara, William J. | 40 | 2A | 176 | O600
| O'Leary, Dennis | 70 | 13B | 184 | O460
| O'Rourke, Margaret | 29 | 16A | 184 | O662
| |
| Name | Line | Page | District | Soundex
| Oborn, Henery | 17 | 5A | 177 | O165
| Obrinan, Mike | 9 | 7A | 177 | O165
| |
| Name | Line | Page | District | Soundex
| Oiziwa, Katsutaro | 61 | 1B | 183 | O200
| |
| Name | Line | Page | District | Soundex
| Oka, T. | 77 | 5B | 176 | O200
| Okeijama, Rinzo | 25 | 1A | 183 | O225
| Oki, T. | 81 | 5B | 176 | O200
| Okita, K. | 67 | 2B | 179 | O230
| |
| Name | Line | Page | District | Soundex
| Olachea, Rodolfo | 92 | 2B | 185 | O420
| Old, Charlie | 19 | 1A | 182 | O430
| Old, Elizabeth | 25 | 1A | 182 | O430
| Olgin, Octavimo | 49 | 5A | 175 | O425
| Olorenshaw, John | 72 | 2B | 176 | O465
| Olsen, Alma J. | 5 | 1A | 183 | O425
| Olsen, Carl A. | 31 | 7A | 177 | O425
| Olsen, Ernest J. | 29 | 7A | 177 | O425
| Olsen, Hans | 73 | 26B | 184 | O425
| Olsen, Irvin | 51 | 5B | 184 | O425
| Olsen, John E. | 86 | 6B | 177 | O425
| Olson, Erick G. | 93 | 5B | 185 | O425
| Olson, Hoker N. | 100 | 9B | 181 | O425
| Olswang, Blanche F. | 57 | 15B | 184 | O425
| Olswang, R. Golaie | 55 | 15B | 184 | O425
| Olswang, Ruth E. | 56 | 15B | 184 | O425
| |
| Name | Line | Page | District | Soundex
| Ongiron, Mike | 43 | 4A | 185 | O526
| Onozate, K. | 88 | 5B | 176 | O523
| |
| Name | Line | Page | District | Soundex
| Orchard, Francis H. | 90 | 1B | 184 | O626
| Orlando, John | 5 | 32A | 184 | O645
| Orme, C. Alvin | 32 | 22A | 184 | O650
| Orme, Edwin M. | 3 | 24A | 184 | O650
| Orme, Silas C. | 64 | 36B | 184 | O650
| Orourke, John R. | 90 | 6B | 185 | O662
| Orr, Genevieve | 19 | 3A | 181 | O600
| Orr, Hamilton | 70 | 2B | 177 | O600
| Orr, James | 41 | 5A | 181 | O600
| Orr, John | 49 | 4A | 176 | O600
| Orr, Mary A. | 63 | 2B | 177 | O600
| Orr, Norton J. | 9 | 3A | 176 | O600
| Orr, Osborne L. | 86 | 1B | 177 | O600
| Orr, Richard R. | 40 | 2A | 177 | O600
| Orr, William | 65 | 2B | 177 | O600
| Ortiz, Francisco | 60 | 5B | 175 | O632
| Orton, Caleb | 35 | 8A | 185 | O635
| Orton, Ernest S. | 7 | 5A | 184 | O635
| |
| Name | Line | Page | District | Soundex
| Osterberg, Neils W. | 75 | 1B | 181 | O236
| Ostler, Eugene | 17 | 5A | 184 | O234
| Ostler, Howard | 16 | 5A | 184 | O234
| Ostler, Moroni H. | 11 | 5A | 184 | O234
| Ostling, Fred | 3 | 4A | 177 | O234
| |
| Name | Line | Page | District | Soundex
| Ougiron, Mike | 43 | 4A | 185 | O265
| |
| Name | Line | Page | District | Soundex
| Oye, Sihkahe | 53 | 6B | 176 | O000
| |
| Name | Line | Page | District | Soundex
| Ozama, Totaro | 63 | 1B | 183 | O250
| |