There are 141 unique applicant surnames beginning with P:

Pacha	Page	Painter	Palen	Palmer	Pamter	Parcell
Paris	Parish	Park	Parker	Parks	Parmer	Parrish
Parrott	Parsons	Parthemer	Parthemor	Parthemore	Partridge	Paston
Patch	Patrick	Patrie	Pattah	Patterson	Patton	Paugh
Paul	Paver	Pavers	Payne	Peacock	Pearl	Pearse
Pearson	Peck	Peene	Peer	Peet	Peirsol	Pence
Penhorwood	Penn	Pennington	Penny	Pennybaker	Pennypacker	Penrose
Peppard	Pepper	Peppers	Perfect	Perine	Perkins	Perlims
Perry	Peters	Peterson	Petrides	Pettey	Pettiford	Petty
Pfarr	Pfeifer	Pfeiffer	Pheasant	Phellis	Phelps	Philbrook
Philips	Phillips	Philo	Philpott	Phipps	Pickett	Pidgeon
Pierce	Piersol	Pierson	Pilcher	Pinney	Pinyard	Piper
Pippitt	Pitt	Pittinger	Pittman	Pittsburgh, Columbus & St. Louis Railroad Company	Pitzer	Pixler
Plasterer	Plate	Plotner	Plummer	Poland	Poling	Pollard
Pollitt	Polotinsky	Ponce	Pooler	Pope	Poppleton	Porschet
Porter	Ports	Portz	Postle	Poston	Potterf	Pottorf
Potts	Pounds	Powell	Power	Powers	Pratt	Pray
Predmore	Pressman	Prettyman	Pretz	Price	Prichard	Prickett
Priest	Printz	Pritchard	Prouty	Provost	Pual	Pudney
Pugh	Pugsley	Pullins	Purdum	Putnam	Putz	Pyers
Pyne