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/129

ZIP codes starting with 129

ZIP codes
74
States
NY
Largest city
Plattsburgh, NY
Population
152,872

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 129xx

ZIP codes starting with 129
ZIP City Type Population Median income Median home
12901 Plattsburgh , NY Standard 31,447 $60,942 $189,400
12903 Plattsburgh , NY Standard 1,824 $77,733 $210,400
12910 Altona , NY Standard 1,890 $53,021 $140,700
12911 Keeseville , NY Standard 41 — —
12912 Au Sable Forks , NY Standard 1,682 $70,046 $189,200
12913 Bloomingdale , NY Standard 989 $81,250 $207,900
12914 Bombay , NY Standard 711 $32,778 $98,000
12915 Brainardsville , NY Standard 55 $78,750 $110,800
12916 Brushton , NY Standard 2,143 $69,833 $94,700
12917 Burke , NY Standard 1,221 $62,750 $124,100
12918 Cadyville , NY Standard 2,412 $91,951 $206,700
12919 Champlain , NY Standard 2,961 $80,931 $167,500
12920 Chateaugay , NY Standard 2,624 $79,773 $152,600
12921 Chazy , NY Standard 2,304 $101,302 $215,100
12922 Childwold , NY Standard 44 $88,333 $222,700
12923 Churubusco , NY Standard 532 $50,833 $101,100
12924 Keeseville , NY Standard 333 — $161,300
12926 Constable , NY Standard 2,371 $56,424 $109,800
12927 Cranberry Lake , NY Standard 318 $68,125 $120,900
12928 Crown Point , NY Standard 1,984 $82,813 $157,900
12929 Dannemora , NY Standard 2,684 $62,411 $134,400
12930 Dickinson Center , NY Standard 897 $68,603 $101,600
12932 Elizabethtown , NY Standard 1,278 $56,771 $183,900
12933 Ellenburg , NY Standard 7 — —
12934 Ellenburg Center , NY Standard 1,120 $77,734 $115,100
12935 Ellenburg Depot , NY Standard 1,180 $57,542 $119,000
12936 Essex , NY Standard 691 $77,321 $290,800
12937 Fort Covington , NY Standard 1,300 $55,417 $99,400
12939 Gabriels , NY Standard 173 $51,635 $275,000
12941 Jay , NY Standard 1,487 $68,625 $208,500
12942 Keene , NY Standard 450 $115,000 $590,400
12943 Keene Valley , NY Standard 260 — $228,400
12944 Keeseville , NY Standard 3,910 $72,207 $141,700
12945 Lake Clear , NY Standard 391 $80,227 $278,100
12946 Lake Placid , NY Standard 4,872 $77,548 $467,000
12949 Lawrenceville , NY No street area — — —
12950 Lewis , NY Standard 628 $82,794 $167,700
12952 Lyon Mountain , NY Standard 286 $52,841 —
12953 Malone , NY Standard 12,893 $68,799 $129,400
12955 Lyon Mountain , NY Standard 503 $78,487 $164,200
12956 Mineville , NY Standard 1,271 $69,692 $115,200
12957 Moira , NY Standard 1,781 $54,572 $87,600
12958 Mooers , NY Standard 1,827 $63,977 $177,000
12959 Mooers Forks , NY Standard 1,627 $54,981 $175,200
12960 Moriah , NY Standard 1,143 $64,702 $144,300
12961 Moriah Center , NY Standard 22 — —
12962 Morrisonville , NY Standard 5,654 $77,847 $189,000
12964 New Russia , NY Standard 73 $99,688 $265,000
12965 Nicholville , NY Standard 363 $66,477 $105,200
12966 North Bangor , NY Standard 2,656 $65,893 $114,600
12967 North Lawrence , NY Standard 1,263 $75,781 $89,000
12969 Owls Head , NY Standard 279 $65,469 $101,300
12970 Paul Smiths , NY Standard 1,084 $84,250 $242,100
12972 Peru , NY Standard 6,895 $125,373 $201,700
12973 Piercefield , NY Standard 154 $104,091 $106,300
12974 Port Henry , NY Standard 1,617 $47,278 $161,400
12975 Port Kent , NY Standard 78 — $94,800
12976 Rainbow Lake , NY Standard 137 $61,406 $231,300
12977 Ray Brook , NY Standard 1,213 — —
12978 Redford , NY Standard 340 $98,958 $70,500
12979 Rouses Point , NY Standard 2,465 $45,850 $190,900
12980 Saint Regis Falls , NY Standard 1,075 $60,938 $106,500
12981 Saranac , NY Standard 2,259 $76,450 $182,300
12983 Saranac Lake , NY Standard 7,296 $65,985 $225,200
12985 Schuyler Falls , NY Standard 755 $76,090 $157,900
12986 Tupper Lake , NY Standard 5,326 $67,883 $158,900
12987 Upper Jay , NY Standard 119 $127,083 $250,000
12989 Vermontville , NY Standard 1,110 $84,464 $228,400
12992 West Chazy , NY Standard 4,615 $82,685 $161,100
12993 Westport , NY Standard 1,926 $80,139 $222,500
12995 Whippleville , NY No street area — — —
12996 Willsboro , NY Standard 1,903 $69,766 $237,900
12997 Wilmington , NY Standard 1,251 $82,344 $322,600
12998 Witherbee , NY Standard 399 — —

Cite this page

zipcodes.pro. “ZIP codes starting with 129.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/129

Underlying data is public domain or openly licensed — sources, vintages and licences.