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/064

ZIP codes starting with 064

ZIP codes
64
States
CT
Largest city
Middletown, CT
Population
718,724

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 064xx

ZIP codes starting with 064
ZIP City Type Population Median income Median home
06401 Ansonia , CT Standard 19,315 $86,178 $285,800
06403 Beacon Falls , CT Standard 6,147 $101,516 $350,300
06404 Botsford , CT No street area — — —
06405 Branford , CT Standard 28,217 $105,225 $401,200
06408 Cheshire , CT No street area — — —
06409 Centerbrook , CT Standard 701 $107,909 $387,300
06410 Cheshire , CT Standard 28,904 $145,179 $438,900
06411 Cheshire , CT No street area — — —
06412 Chester , CT Standard 3,825 $109,191 $442,200
06413 Clinton , CT Standard 13,377 $124,824 $380,000
06414 Cobalt , CT Standard 302 $131,090 $356,000
06415 Colchester , CT Standard 16,038 $123,256 $366,300
06416 Cromwell , CT Standard 14,334 $110,596 $325,200
06417 Deep River , CT Standard 4,458 $90,253 $362,200
06418 Derby , CT Standard 12,205 $78,542 $258,500
06419 Killingworth , CT Standard 6,240 $140,655 $446,200
06420 Salem , CT Standard 4,368 $123,425 $405,800
06422 Durham , CT Standard 7,208 $158,857 $424,800
06423 East Haddam , CT Standard 5,182 $107,549 $373,700
06424 East Hampton , CT Standard 12,751 $123,680 $347,800
06426 Essex , CT Standard 3,267 $103,705 $729,200
06437 Guilford , CT Standard 22,067 $137,615 $515,000
06438 Haddam , CT Standard 2,887 $121,429 $362,500
06439 Hadlyme , CT Standard 65 $187,083 $662,500
06440 Hawleyville , CT No street area — — —
06441 Higganum , CT Standard 5,348 $111,250 $393,100
06442 Ivoryton , CT Standard 2,826 $104,358 $468,200
06443 Madison , CT Standard 17,657 $168,462 $584,900
06444 Marion , CT Standard 180 $139,830 $288,100
06447 Marlborough , CT Standard 6,130 $142,105 $379,100
06450 Meriden , CT Standard 35,694 $71,250 $242,600
06451 Meriden , CT Standard 24,851 $71,255 $239,800
06455 Middlefield , CT Standard 2,480 $104,180 $388,700
06456 Middle Haddam , CT Standard 281 $128,542 $434,000
06457 Middletown , CT Standard 46,720 $79,463 $295,300
06459 Middletown , CT Standard 1,238 — —
06460 Milford , CT Standard 37,649 $104,360 $412,600
06461 Milford , CT Standard 15,035 $133,221 $424,700
06467 Milldale , CT Standard 405 — —
06468 Monroe , CT Standard 18,949 $157,250 $503,200
06469 Moodus , CT Standard 3,311 $104,888 $300,000
06470 Newtown , CT Standard 15,593 $153,238 $577,800
06471 North Branford , CT Standard 7,140 $109,388 $371,200
06472 Northford , CT Standard 6,363 $105,729 $405,200
06473 North Haven , CT Standard 24,743 $132,829 $391,200
06474 North Westchester , CT No street area — — —
06475 Old Saybrook , CT Standard 10,575 $114,333 $538,200
06477 Orange , CT Standard 14,315 $142,325 $491,500
06478 Oxford , CT Standard 12,991 $128,953 $472,400
06479 Plantsville , CT Standard 10,286 $114,346 $359,000
06480 Portland , CT Standard 9,434 $118,929 $337,400
06481 Rockfall , CT Standard 1,763 $84,674 $360,400
06482 Sandy Hook , CT Standard 12,000 $159,828 $499,200
06483 Seymour , CT Standard 16,889 $107,708 $370,000
06484 Shelton , CT Standard 41,889 $108,185 $452,600
06487 South Britain , CT No street area — — —
06488 Southbury , CT Standard 20,071 $112,887 $411,600
06489 Southington , CT Standard 32,706 $126,465 $379,600
06491 Stevenson , CT No street area — — —
06492 Wallingford , CT Standard 44,498 $105,061 $353,600
06493 Wallingford , CT No street area — — —
06494 Wallingford , CT No street area — — —
06495 Wallingford , CT No street area — — —
06498 Westbrook , CT Standard 6,856 $91,202 $434,300

Cite this page

zipcodes.pro. “ZIP codes starting with 064.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/064

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