| SURNAME | CODE |
| MC ALLISTER | MIL |
| MC AULIFF | PEA |
| MC BRIDE | GIB, KEA |
| MC BURNEY | KEA |
| MC CAFFREY | KEA |
| MC CAIN | KEA |
| MC CAMMON | KEA |
| MC CANN | MIL |
| MC CARTNEY | ELM, KEA |
| MC CHEENEY | KEA |
| MC CLEARY | PLE |
| MC CLELLAND | KEA |
| MC CLINTOCK | KEA |
| MC CLURE | KEA |
| MC COMB | GIB, KEA |
| MC COMBS | KEA |
| MC CONNAUGHEY | GIB |
| MC CONNELL | MAJ, PRC, RAV |
| MC CONNICK | RAV |
| MC CONVILLE | KEA |
| MC CORKLE | GIB |
| MC COY | GIB, KEA, MAJ, SHE |
| MC CRANEY | GIB |
| MC CRAY | KEA |
| MC CREARY | SHE |
| MC CREDIE | PLE |
| MC CRELLIS | KEA |
| MC CULLA | SHE |
| MC CUNE | PVA |
| MC CURRY | PVA |
| MC CUTCHEN | GIB |
| MC DADE | KEA |
| MC DANIEL | OSA |
| MC DERMOTT | KEA |
| MC DONALD | KEA, MAJ, MIL, RAV |
| MC DOUGLE | KEA |
| MC DOWELL | KEA, OSA |
| MC ENTEE | ELM-C |
| MC ENTIRE | KEA |
| MC FARLIN | DOW |
| MC GEE | OSA, PRC |
| MC GHGHY | KEA |
| MC GIBBON | GIB |
| MC GINLEY | RAV |
| MC GINNIS | MIL |
| MC GRAW | KEA |
| MC HETRICK | KEA |
| MC ILVAIN | KEA |
| MC INROY | OSA |
| MC INTIRE | KEA |
| MC INTYRE | KEA |
| MC KEAN | KEA |
| MC KEE | KEA, SHE |
| MC KELVEY | MIL |
| MC KENZEE | RAV |
| MC KENZIE | KEA |
| MC KEON | RAV |
| MC KEY | KEA |
| MC KINLEY | GIB, SHE |
| MC KINNEY | GIB, KEA, RAV, SOD |
| MC KINZIE | KEA |
| MC LAIN | KEA |
| MC LANE | KEA |
| MC LAUGHLIN | KEA |
| MC LELLAN | ELM, KEA |
| MC MAHON | KEA |
| MC MULLEN | GIB, SHE |
| MC NEAL | KEA, PVA |
| MC NEE | KEA |
| MC NEILL | KEA, RAV |
| MC NISH | KEA |
| MC NUTT | KEA |
| MC OSTRICH | MAJ |
| MC PHAIL | OSA |
| MC QUILLON | KEA |
| MC VAIN | KEA |
| MC VANCE | KEA |
| MC VANEY | SMC |
| MC WHINNEY | KEA |
| MC WILLIAMS | SHE |
| MAACK | PVA |
| MAAG | SHE |
| MACE | KEA |
| MACEK | RAV, SJC, SWC |
| MACK | KEA |
| MACKEY | GIB |
| MACKLIN | KEA |
| MACOMBER | RAV |
| MADDEN | KEA |
| MADDOX | KEA |
| MADILL | KEA |
| MADISON | KEA |
| MADOX | MIL |
| MADSEN | KEA |
| MAGEE | KEA |
| MAGILL | KEA |
| MAHON | KEA |
| MAHONEY | GIB |
| MAIXNER | RAV, SWC |
| MAJOR | MIL |
| MALIN | GIB, RAV |
| MALLADY | KEA |
| MALLALIEU | KEA |
| MALLOY | KEA |
| MALONEY | KEA |
| MALVIN | KEA |
| MALY | RAV |
| MANFUL | SHE |
| MANN | SHE |
| MANNING | KEA |
| MANSFIELD | KEA |
| MANUEL | KEA |
| MANVELY | KEA |
| MANZELKA | SWC |
| MARBLE | SHE |
|
| SURNAME | CODE |
| MARGRITZ | RAV |
| MARKEL | SHE |
| MARKS | SHE |
| MARKWALDER | KEA |
| MARLATT | KEA |
| MARQUIS | KEA |
| MARQUISS | KEA |
| MARSH | GIB, KEA, RDA |
| MARSHALL | GIB |
| MARTEN | GIB |
| MARTI | KEA |
| MARTIN | FAT, GIB, KEA, PLE |
| MASON | KEA |
| MAST | PRC |
| MASTERS | GIB |
| MASTIN | KEA |
| MATHER | ELM-C |
| MATHEWS | KEA |
| MATHEWSON | KEA |
| MATHIESON | KEA, SHE |
| MATSON | KEA |
| MATTESON | KEA |
| MATTHEWS | RDA |
| MATTHIESEN | KEA |
| MATTICE | GIB |
| MATTSON | SHE |
| MATZNER | FWC, OSA, PVA |
| MAUL | IMM, OSA |
| MAULER | PVA, PLE |
| MAURER | GIB |
| MAUS | KEA |
| MAXIMILIAN | KEA |
| MAXWELL | KEA |
| MAY | KEA |
| MAYER | MIL |
| MAZANKOWSKI | PLE |
| MEAD | SOD |
| MEALS | SHE |
| MECUN | KEA |
| MEEK | RAV |
| MEIER | PVA |
| MEISNER | SHE |
| MEISTER | IMM |
| MELLINGER | KEA |
| MELVIN | KEA |
| MENDENHALL | GIB |
| MEN MUIR | KEA |
| MERCER | GIB, KEA, MIL |
| MERDINGER | SHE |
| MERRIAM | KEA |
| MERRICK | KEA |
| MERRILL | KEA |
| MERRITH | KEA |
| MERRYMAN | KEA |
| MESSICK | KEA |
| METZ | ELM, KEA |
| METZGAR | KEA |
| MEYER | KEA, RAV, SHE, ZEL |
| MEYERS | PRC, SHE, SMC, RAV, ZEL |
| MIAMANN | KEA |
| MICHEL | KEA |
| MICHIE | RAV |
| MIKE | KEA |
| MICKEY | GIB |
| MICKISH | RAV |
| MIIGERL | SJC, SMC |
| MIKISH | RAV |
| MILBOURN | ELM |
| MILES | KEA |
| MILFORD | MAJ |
| MILIKEN | KEA |
| MILLER | GIB, KEA, ELM, MAJ, SHE, SMC, SOD, RAV |
| MILLHOUSE | MIL |
| MILLIGAN | KEA |
| MILLIKIN | KEA |
| MILLOY | KEA |
| MINER | PLE, RAV |
| MINGUS | RAV |
| MINOR | GIB, KEA, MIL |
| MISHLER | GIB, RAV |
| MITCHAM | KEA |
| MITCHELL | KEA, SHE |
| MITTS | PRC |
| MOBERG | PLE |
| MOENCK | KEA |
| MOFFETT | GIB |
| MOFFITT | KEA |
| MOHLER | KEA |
| MOHRING | MAJ |
| MOLES | ELM-C |
| MOLLARD | OSA |
| MOMMSSEN | RAV |
| MOMSON | RAV |
| MONAHAN | KEA |
| MONDY | RAV |
| MONTAGUE | KEA |
| MONTGOMERY | MIL |
| MONTROSS | KEA |
| MOODY | RAV |
| MOORE | GIB, KEA, MIL, RAV, RDA, SHE |
| MOOTS | KEA |
| MORAN | KEA |
| MOREAU | OSA |
| MOREHEAD | KEA |
| MORENO | ELM-C |
| MORGAN | GIB, KEA, SHE |
|
| SURNAME | CODE |
| MORGANN | OSA |
| MORITZ | RAV |
| MORRIS | ELM, KEA, RDA |
| MORRISON | KEA |
| MORROW | GIB |
| MORS | KEA |
| MORSE | SHE |
| MORTIMER | KEA |
| MORTON | KEA, PLE, RAV |
| MOSES | KEA |
| MOSS | OZL, OSA, ZEL |
| MOSSER | SHE |
| MOTHER | SOD |
| MOTT | KEA |
| MOULTON | KEA |
| MOWERY | KEA, MIL |
| MOXLEY | PLE |
| MRVICKA | RAV |
| MUCHOW | KEA |
| MUDGE | OSA |
| MUEGERL | SJC |
| MUELLER | IMM, PEA, PLE, Private |
| MUGERL | SJC |
| MUHLBACH | OZL, SHE, SOD, ZEL |
| MUIR | GIB |
| MULDOON | KEA |
| MULLARKEY | SHE |
| MULLER | MIL |
| MUNDELL | KEA |
| MUNN | KEA, RAV |
| MUNSON | KEA |
| MUNSTER | PLE |
| MURCH | KEA |
| MURPHY | KEA |
| MURR | GIB |
| MURRAY | GIB, KEA |
| MURRISH | KEA |
| MUSIL | SMC, SWC |
| MUSSELMAN | KEA |
| MUSSER | KEA, MIL |
| MYERS | SHE |
| NAIBERK | RAV |
| NAISH | GIB |
| NAMER | KEA |
| NANCE | KEA |
| NANTKER | ELM |
| NAPPER | KEA |
| NASH | GIB, KEA |
| NAVE | RAV |
| NAW | RDA |
| NAY | KEA |
| NEAL | KEA |
| NEELEY | GIB |
| NEELY | GIB |
| NEESE | KEA |
| NEFF | KEA |
| NEGLEY | KEA |
| NEILSON | KEA |
| NELSON | DOW, GIB, KEA, RDA, RAV, SJO, SWE |
| NEMISH | KEA |
| NEMMUIR | KEA |
| NESEMEYER | KEA |
| NETHEREY | PVA |
| NETTALMAN | MIL |
| NETTLETON | KEA |
| NEUMAN | PRC |
| NEVILLE | KEA |
| NEVINS | KEA |
| NEWBERG | KEA, RAV |
| NEWBERRY | PRC |
| NEWELL | FAT, KEA |
| NEWLAND | KEA |
| NEWLIN | GIB |
| NEWMAN | KEA |
| NICHOLDS | KEA |
| NICHOLS | ELM, KEA, MIL, RAV |
| NICHOLSON | GIB |
| NICKEL | KEA |
| NICKERSON | KEA |
| NICKLES | PLE |
| NICKMAN | PLE |
| NIDERKORN | GIB |
| NIEMACK | ZEL |
| NIEMOTH | ZEL |
| NIGLEY | GIB |
| NILES | KEA |
| NILSEN | RAV |
| NITCHIE | ELM-C |
| NIXON | GIB, KEA |
| NOACK | SHE |
| NOBER | SMC |
| NOBLE | GIB, KEA, MIL |
| NOLDA | KEA |
| NORCROSS | MIL |
| NORBERG | KEA |
| NORMAN | KEA |
| NORRIS | KEA, RAV |
| NORTHAM | KEA |
| NORTHROP | ELM, GIB |
| NORTON | KEA |
| NOTZ | KEA |
| NOVAK | MIL |
| NOVOTNE | SWC |
| NOVY | RAV |
| NUTTELMAN | KEA |
| NUTTER | GIB, SHE |
| NYE | KEA |
|
