USPS Address Unit Types

APT

Apartment     

BLDG

Building      

BSMT

Basement      

DEPT

Department    

FL 

Floor         

FRNT

Front         

HNGR

Hanger        

KEY

Key           

LBBY

Lobby         

LOT

Lot           

LOWR

Lower         

OFC

Office         

PH 

Penthouse     

PIER

Pier          

REAR

Rear          

RM 

Room          

SIDE

Side          

SLIP

Slip          

SPC

Space         

STE

Suite         

STOP

Stop          

TRLR

Trailer       

UNIT

Unit          

UPPR

Upper         

 

(03-2008)