| SURNAME | CODE |
| OAKLEY | KEA, PVA |
| OARD | KEA |
| O BRIAN | KEA |
| OCABOCK | GIB |
| OCOBACK | GIB |
| O DEA | KEA,
ELM-C |
| ODELL | GIB |
| ODOMS | GIB |
| OERTLE | ELM |
| OERTWIG | PEA |
| OGILVIE | GIB,
RAV |
| OHLMAN | ZEL |
| O KANE | KEA |
| O KEEFE | KEA |
| OLINGER | KEA |
| OLIVER | KEA,
SHE |
| OLSEN | KEA |
| OLSON | KEA,
SWE |
| ONATE | RDA |
| ONDRAK | SOD |
| O NEIL | KEA |
| O NEILL | PLE,
RAV |
| O NELE | PLE |
| ORASH | RAV, SWC |
| O REILLY | KEA |
| ORMSBY | KEA |
| ORRIN | KEA |
| OSBORN | GIB,
KEA,
MIL |
| OSBORNE | KEA |
| OSLUND | KEA |
| OSTERNEIL | KEA |
| OSTERMEYER | ZEL |
| OSWALT | SHE |
| OTT | SOD |
| OTTMAN | MIL |
| OTTO | KEA, SHE,
ZEL |
| OURADE | ELM-C |
| OVERHISER | KEA |
| OVERMIER | KEA |
| OVERTURF | GIB |
| OWEN | KEA,
OSA,
SHE |
| OZBURN | RAV |
| PAAPE | SOD |
| PACKARD | KEA |
| PAGE | KEA, MIL |
| PAINTER | GIB |
| PAIST | KEA |
| PAITZ | PLE, SMC |
| PALMER | GIB,
PRC,
SHE |
| PANEK | KEA |
| PAPE | DOW |
| PARDUNN | OSA |
| PARGETER | KEA |
| PARISH | KEA, MIL |
| PARK | KEA |
| PARKER | KEA, OSA, RDA |
| PARKHURST | RAV |
| PARKS | SHE |
| PARR | GIB, KEA |
| PARRISH | GIB, KEA |
| PARROTT | MAJ |
| PARRY | PVA |
| PARSON | KEA |
| PARSONS | GIB |
| PASANAKA | KEA |
| PATCHER | KEA |
| PATTERSON | KEA, MIL, OSA, RAV |
| PATTON | GIB, KEA, RAV |
| PAUL | SOD |
| PAULSON | KEA |
| PAXTON | SHE |
| PAYTON | MAJ |
| PEAKER | KEA |
| PEARSON | KEA, PVA, PLE, RDA |
| PECHOTA | KEA |
| PECK | KEA, PLE, RAV, SHE |
| PEERSON | ELM |
| PEIRCE | KEA |
| PEMBER | GIB |
| PEMBERTON | KEA |
| PENN | RAV |
| PENNY | KEA |
| PEREAN | GIB |
| PERKINS | KEA, PLE, RDA |
| PERKS | SHE |
| PERRY | GIB, KEA |
| PESEK | SWC |
| PETERS | KEA,
PLE |
| PETERSEN | KEA |
| PETERSON | GIB, KEA, PLE, RAV, RDA |
| PETRICK | RAV |
| PETTET | KEA |
| PETTIS | KEA |
| PETTIT | KEA,OSA |
| PETTY | KEA |
| PFEIFFER | MIL, KEA, PVA |
| PFFENBURGER |
KEA |
| PFLAUM | ELM-C |
| PFROM | KEA |
| PHELAN | KEA |
| PHILLIPS | KEA, PLE, PRC, SHE |
| PHYNNEY | PRC |
| PICARD | SHE |
| PICKERELL | KEA |
| PICKERING | KEA, SHE |
| PICKETT | RAV |
| PICKRELL | KEA |
| PIDERIT | RAV |
| PIERCE | GIB, KEA, MIL |
|
| SURNAME | CODE |
| PIERSON | ELM, KEA |
| PIKE | KEA |
| PIPER | GIB |
| PITTENGER | KEA |
| PITTERMAN | RAV |
| PLACE | RAV |
| PLIENN | RAV |
| PLISCHKE | OSA, ELM-C |
| PLUMB | SHE |
| POAST | RAV |
| POE | KEA |
| POLCZYNSKI | BHC |
| POKORNY | SWC |
| POLKA | SWC |
| POLLOCK | KEA |
| PONATH | RAV |
| PONKOMAN | KEA |
| POOL | RAV |
| POOLE | KEA |
| POPE | SHE, SOD |
| POPEJOY | GIB |
| PORATH | MIL |
| PORTER | DOW, KEA, MIL |
| PORTERFIELD | KEA |
| PORTLOCK | PLE |
| POST | SHE |
| POSTEL | KEA |
| POSTEN | PRC |
| POSUSTA | SMC |
| POTTER | ELM |
| POTTS | KEA |
| POWELL | KEA, PLE |
| POWER | GIB |
| POWERS | GIB, KEA |
| POYNTER | KEA |
| PRASCHER | RDA |
| PRATHER | KEA |
| PRATT | KEA, RDA, SHE |
| PRESCOTT | KEA |
| PRESTON | PLE |
| PRICE | KEA |
| PRICHARD | KEA |
| PRIDDY | OSA |
| PRIDE | KEA |
| PRIDEAUX | KEA |
| PRITCHARD | PLE |
| PROCHASKA | SWC |
| PROCTOR | KEA |
| PROKOPETZ | OSA |
| PROSSER | KEA |
| PROUT | KEA |
| PRY | SHE |
| PSOTA | RAV |
| PUCHERT | SOD, OZL |
| PUGH | BUR |
| PUGSLEY | KEA |
| PURDY | ELM, KEA |
| PURNEY | KEA |
| PUTBREESE | OSA |
| PUTNAM | KEA, GIB |
| QUAIL | MIL |
| QUESR | SHE |
| QUEST | SHE |
| QUINN | RAV |
| QUINTON | KEA |
| RAASCH | KEA |
| RABENAU | KEA |
| RADDWAN | KEA |
| RAGAINS | KEA |
| RAGER | ELM-C |
| RAKUHKSE | KEA |
| RALL | ELM-C |
| RAMBO | KEA |
| RAMER | MIL |
| RANDALL | GIB, KEA, PLE |
| RANDLES | KEA |
| RANDOLPH | ELM FAT, KEA |
| RANSDALL | RDA |
| RANSOM | KEA |
| RAP | KEA |
| RASMUSSEN | KEA, PLE, SWE |
| RATH | KEA |
| RATHBURN | GIB |
| RAUP | PEA |
| RAY | ELM, KEA |
| RAYBACK | SHE |
| RAYMOND | KEA |
| RAZEY | PLE |
| REASE | RAV |
| RECAIRI | KEA |
| REDDY | GIB |
| REED | KEA |
| REEDER | SHE |
| REEH | OSA, PEA |
| REESE | KEA, PLE, RAV, SJO, ZEL |
| REEVE | ELM, KEA |
| REEVES | ELM, KEA |
| REGNELL | KEA |
| REIER | MIL |
| REINERTSON | RAV, SWE |
| REINOLD | OSA |
| REITER | MIL, PRC, PVA |
| REITZ | PVA |
| REMINGTON | KEA |
| RESH | SHE |
| REYNOLDS | GIB, KEA, MAJ, OSA, PLE, PVA, RAV, SHE |
| RHINE | IMM, PVA |
| RHOADES | KEA, SHE |
| RHODES | KEA, MIL |
|
| SURNAME | CODE |
| RHONE | KEA |
| RICE | GIB, KEA, OSA, PLE, PFC, PRC |
| RICH | RDA |
| RICHARDS | ELM, DOH, KEA, PRC, SHE |
| RICHARDSON | KEA, GIB, RAV, SHE |
| RICHESON | GIB |
| RICHEY | KEA |
| RICHTER | KEA, PRC, RDA, SMC |
| RICKETTS | GIB |
| RIDDLE | RAV |
| RIDENOUR | MIL |
| RIDGWAY | KEA |
| RIECKMANN | RDA, PEA |
| RIER | MIL |
| RIES | MIL |
| RIESSLAND | PVA |
| RIGGS | GIB |
| RILEY | GIB, SHE, ELM-C |
| RILLAHAN | MAJ |
| RIMS | GIB |
| RINES | SHE |
| RING | GIB |
| RINGDAHL | FAT, GIB |
| RINGNELL | KEA |
| RIODAN | BUR |
| RIPLEY | KEA |
| RIPP | SMC, ELM-C |
| RIPPEY | KEA |
| RISHEL | ELM, KEA |
| RISLEY | SHE |
| RIST | KEA, MIL |
| RITCHEY | KEA |
| RITTER | DIV, PLE, SJO |
| RIZER | GIB |
| ROACH | GIB, MIL |
| ROBB | GIB |
| ROBBINS | MIL |
| ROBERTS | OSA, RAV, RDA, KEA |
| ROBEY | PVA |
| ROBINSON | KEA, MAJ, MIL, SOD, SHE, PVA |
| ROBY | KEA |
| ROCHFORD | ELM-C |
| ROCKEFELLER | GIB |
| ROCKIE | KEA |
| RODEHORST | PEA, PLE |
| RODMAN | KEA |
| ROE | KEA |
| ROEHRICH | BHC, RDA |
| ROELLE | PVA |
| ROELLER | DOW |
| RGER | KEA |
| ROGERS | GIB, KEA, PLE, PVA |
| ROGGINS | OSA |
| ROHDE | DOW, MIL |
| RORHRBACK | ZEL |
| ROHRICH | BHC, PLE |
| ROLFSMEYER | PVA |
| ROLLINS | MIL |
| RONDFIELD | KEA |
| ROOS | KEA |
| ROOT | PVA |
| ROPER | MIL |
| ROPE | GIB |
| ROSE | GIB, MIL, RDA, PRC |
| ROSEBOOM | KEA |
| ROSENCRANS | KEA |
| ROSENTHALL | GIB |
| ROSIE | SOD |
| ROSS | KEA, MIL, OSA |
| ROSSO | KEA, PRC |
| ROSVOLD | RAV |
| ROTH | KEA |
| ROUSE | KEA |
| ROUTH | RAV |
| ROW | KEA |
| ROWDENBUSH | KEA |
| ROWE | GIB, KEA, OSA |
| ROYE | KEA |
| ROYLE | PVA, PLE, RDA |
| RUBART | PLE |
| RUDOLPH | PRC |
| RUFF | GIB |
| RUFFNER | KEA |
| RUHET | SJO |
| RUMBECK | MIL, OSA |
| RUNGE | FAT, RAV, RDA |
| RUNYAN | RAV |
| RUSCH | IMM |
| RUSCO | PLE |
| RUSSELL | ELM, KEA |
| RUTHERFORD | KEA |
| RUTLEDGE | KEA |
| RUTNER | MIL |
| RYAN | KEA |
| RYDBERG | KEA |
| RYDLAND | RDA |
| RYLANDER | KEA |
| RYNESS | KEA |
|
