Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — PREFIX/221

ZIP codes starting with 221

ZIP codes
37
States
VA
Largest city
Woodbridge, VA
Population
490,275

The first three digits of a ZIP code identify a sectional center facility — the postal processing plant that sorts mail for the area. It is a mail-routing grouping, not an administrative boundary.

Every ZIP code in 221xx

ZIP codes starting with 221
ZIP City Type Population Median income Median home
22101 Mc Lean , VA Standard 30,953 $250,000+ $1,449,900
22102 Mc Lean , VA Standard 29,184 $153,949 $955,500
22103 West Mclean , VA No street area — — —
22106 Mc Lean , VA No street area — — —
22107 Mc Lean , VA No street area — — —
22108 Mc Lean , VA No street area — — —
22109 Mc Lean , VA No street area — — —
22116 Merrifield , VA No street area — — —
22118 Merrifield , VA No street area — — —
22119 Merrifield , VA No street area — — —
22121 Mount Vernon , VA No street area — — —
22122 Newington , VA No street area — — —
22124 Oakton , VA Standard 18,091 $218,380 $998,400
22125 Occoquan , VA Standard 681 $161,364 $494,100
22134 Quantico , VA Standard 8,310 $70,268 $321,700
22135 Quantico , VA No street area — — —
22150 Springfield , VA Standard 27,955 $123,114 $635,900
22151 Springfield , VA Standard 17,017 $156,015 $655,800
22152 Springfield , VA Standard 28,814 $165,906 $648,200
22153 Springfield , VA Standard 32,664 $174,228 $693,600
22156 Springfield , VA No street area — — —
22158 Springfield , VA No street area — — —
22159 Springfield , VA No street area — — —
22160 Springfield , VA No street area — — —
22161 Springfield , VA No street area — — —
22172 Triangle , VA Standard 11,490 $109,956 $500,400
22180 Vienna , VA Standard 26,568 $177,111 $941,400
22181 Vienna , VA Standard 15,760 $211,911 $998,300
22182 Vienna , VA Standard 27,783 $205,108 $1,125,900
22183 Vienna , VA No street area — — —
22185 Vienna , VA No street area — — —
22191 Woodbridge , VA Standard 73,623 $109,316 $454,300
22192 Woodbridge , VA Standard 59,794 $127,177 $486,400
22193 Woodbridge , VA Standard 81,588 $117,337 $444,800
22194 Woodbridge , VA No street area — — —
22195 Woodbridge , VA No street area — — —
22199 Lorton , VA No street area — — —

Cite this page

zipcodes.pro. “ZIP codes starting with 221.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/221

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