San Juan ⎮ San Juan Puerto Rico Zip Codes

San Juan, the capital and largest city in Puerto Rico, utilizes 36 (20%) of the 176 postal/zip codes. used throughout the Commonwealth of Puerto Rico and its offshore islands.  San Juan is one of 78 municipalities in Puerto Rico, which resemble te organization of counties in the U.S.

What are the zip codes for San Juan, Puerto Rico?

  • 65 de Infantería – 00923, 00924, 00929
  • Barrio Obrero – 00915, 00916
  • Caparra Heights – 00920
  • Fernández Juncos – 00909, 00910
  • Fort Buchanan – 00934
  • General Post Office – 00936
  • Hato Rey – 00917, 00919
  • Minillas Station – 00940
  • Old San Juan – 00901, 00902
  • Puerta de Tierra – 00906
  • Río Piedras – 00925, 00926, 00927, 00928
  • San José – 00930
  • Santurce – 00907, 00908
  • UPR – 00931

For help finding postal/zip or area codes throughout all of Puerto Rico, not just in San Juan, click here.

Mail in San Juan Puerto Rico

The United States Postal Service (USPS) administers and delivers the mail in Puerto Rico.  When addressing a letter or package to San Juan, as seen in the table below, “San Juan” is always acceptable per the USPS.  \The USPS zip code classifications or “Types” include Standard, P.O. Box, or Unique (to an organization or company).

Area Codes in San Juan, Puerto Rico

The primary landline telephone and mobile/cellphone area codes of San Juan and Puerto Rico are 787 and 939, respectively.  939 was added mainly to facilitate the growth of mobile phone use through the years.  Like the United States, the country code is “+1”, (i.e. 1+939+###+####).  Calling San Juan or elsewhere in Puerto Rico is no different from calling out-of-state from within a U.S. mainland state.

San Juan ⎮ San Juan Puerto Rico Zip Codes