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/451

ZIP codes starting with 451

ZIP codes
49
States
OH
Largest city
Loveland, OH
Population
354,437

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 451xx

ZIP codes starting with 451
ZIP City Type Population Median income Median home
45101 Aberdeen , OH Standard 2,035 $40,714 $156,700
45102 Amelia , OH Standard 25,448 $76,763 $230,600
45103 Batavia , OH Standard 36,938 $79,793 $264,200
45105 Bentonville , OH Standard 23 — —
45106 Bethel , OH Standard 11,699 $71,433 $204,400
45107 Blanchester , OH Standard 9,190 $71,510 $220,700
45111 Camp Dennison , OH Standard 265 $100,893 $235,000
45112 Chilo , OH Standard 11 $51,875 —
45113 Clarksville , OH Standard 3,877 $104,750 $280,200
45114 Cuba , OH No street area — — —
45115 Decatur , OH Standard 151 $49,844 —
45118 Fayetteville , OH Standard 3,703 $97,963 $255,800
45119 Feesburg , OH Standard 216 $125,260 —
45120 Felicity , OH Standard 2,548 $50,446 $210,000
45121 Georgetown , OH Standard 9,030 $60,188 $164,600
45122 Goshen , OH Standard 10,977 $83,342 $222,100
45123 Greenfield , OH Standard 8,740 $62,404 $161,700
45130 Hamersville , OH Standard 4,206 $83,382 $211,600
45131 Higginsport , OH Standard 278 $53,125 $104,200
45132 Highland , OH Standard 87 $35,417 $100,000
45133 Hillsboro , OH Standard 23,443 $61,842 $172,900
45135 Leesburg , OH Standard 5,291 $79,629 $210,000
45140 Loveland , OH Standard 57,211 $114,827 $360,300
45142 Lynchburg , OH Standard 4,187 $66,844 $167,100
45144 Manchester , OH Standard 4,119 $41,489 $136,400
45146 Martinsville , OH Standard 1,324 $71,184 $250,300
45147 Miamiville , OH Standard 57 — —
45148 Midland , OH Standard 1,592 $78,438 $179,700
45150 Milford , OH Standard 33,527 $93,595 $288,800
45152 Morrow , OH Standard 14,850 $123,366 $351,700
45153 Moscow , OH Standard 2,218 $57,176 $226,100
45154 Mount Orab , OH Standard 8,969 $74,087 $234,200
45155 Mowrystown , OH Standard 510 $72,813 $93,000
45156 Neville , OH Standard 52 $63,542 $76,700
45157 New Richmond , OH Standard 9,415 $100,407 $247,500
45158 Newtonsville , OH Standard 787 $81,336 $193,800
45159 New Vienna , OH Standard 3,588 $82,961 $169,300
45160 Owensville , OH Standard 507 — $156,000
45162 Pleasant Plain , OH Standard 2,754 $84,722 $216,500
45164 Port William , OH Standard 175 $48,750 $96,700
45166 Reesville , OH Standard 60 — —
45167 Ripley , OH Standard 3,285 $68,750 $167,300
45168 Russellville , OH Standard 1,667 $74,167 $173,100
45169 Sabina , OH Standard 4,050 $52,405 $151,500
45171 Sardinia , OH Standard 5,752 $73,838 $182,700
45172 Sinking Spring , OH Standard 308 $107,951 $149,100
45174 Terrace Park , OH Standard 2,321 $193,750 $603,800
45176 Williamsburg , OH Standard 10,072 $67,727 $222,500
45177 Wilmington , OH Standard 22,924 $74,051 $226,300

Cite this page

zipcodes.pro. “ZIP codes starting with 451.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/451

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