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Address Standards for Outgoing Domestic Mail

Read about U.S. Postal Service (USPS) address standards for outgoing domestic mail.

Address format

The USPS recommends the following address format on all mail to U.S. destinations:

  • Name or attention line
  • Company
  • Suite or apartment number
  • Delivery address
  • City, state,  ZIP code

Sample:

JANE L MILLER
MILLER ASSOCIATES
STE 2006
1960 W CHELSEA AVE
ALLENTOWN PA  18104

Additional address guidelines from the USPS:

  • Use all capital letters, at least 10-point type, and simple fonts.
  • Don't use commas or periods.
  • Don't place any information below the city, state, and ZIP code line, including a logo, a slogan, or an attention line.
  • Use black ink on white or light paper.
  • Don't use reverse type (white printing on a black background).
  • Include all important information when using address labels.
  • Use address windows with at least 1/8-inch clearance around the address.
  • Use one space between city and state, and two spaces between state and ZIP code.

Important: Mail processing machines have trouble reading crooked or slanted information. Be sure your labels are straight.