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/773

ZIP codes starting with 773

ZIP codes
73
States
TX
Largest city
Spring, TX
Population
1,526,862

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 773xx

ZIP codes starting with 773
ZIP City Type Population Median income Median home
77301 Conroe , TX Standard 37,769 $66,475 $218,600
77302 Conroe , TX Standard 21,546 $84,673 $266,200
77303 Conroe , TX Standard 28,854 $75,348 $240,700
77304 Conroe , TX Standard 44,225 $80,425 $355,300
77305 Conroe , TX No street area — — —
77306 Conroe , TX Standard 18,086 $76,257 $174,100
77315 North Houston , TX No street area — — —
77316 Montgomery , TX Standard 34,694 $124,055 $431,400
77318 Willis , TX Standard 20,792 $92,415 $316,900
77320 Huntsville , TX Standard 38,152 $55,663 $203,100
77325 Kingwood , TX No street area — — —
77326 Ace , TX Standard 275 — —
77327 Cleveland , TX Standard 42,685 $62,219 $163,200
77328 Cleveland , TX Standard 17,208 $62,428 $190,100
77331 Coldspring , TX Standard 7,556 $62,321 $246,200
77332 Dallardsville , TX No street area — — —
77333 Dobbin , TX No street area — — —
77334 Dodge , TX Standard 197 — —
77335 Goodrich , TX Standard 2,468 $53,300 $171,600
77336 Huffman , TX Standard 14,342 $96,404 $276,500
77337 Hufsmith , TX No street area — — —
77338 Humble , TX Standard 48,031 $64,755 $233,300
77339 Kingwood , TX Standard 44,538 $84,102 $297,500
77340 Huntsville , TX Standard 37,517 $48,538 $244,000
77341 Huntsville , TX Standard 0 — —
77342 Huntsville , TX Standard 0 — —
77343 Huntsville , TX No street area — — —
77344 Huntsville , TX No street area — — —
77345 Kingwood , TX Standard 27,917 $150,742 $393,600
77346 Humble , TX Standard 79,538 $122,241 $317,800
77347 Humble , TX No street area — — —
77348 Huntsville , TX No street area — — —
77349 Huntsville , TX No street area — — —
77350 Leggett , TX Standard 347 — $94,600
77351 Livingston , TX Standard 37,143 $66,834 $199,700
77353 Magnolia , TX No street area — — —
77354 Magnolia , TX Standard 44,900 $112,504 $397,300
77355 Magnolia , TX Standard 32,847 $102,066 $341,300
77356 Montgomery , TX Standard 32,583 $106,804 $409,500
77357 New Caney , TX Standard 37,592 $76,050 $246,200
77358 New Waverly , TX Standard 5,087 $60,424 $238,300
77359 Oakhurst , TX Standard 683 $55,625 —
77360 Onalaska , TX Standard 6,223 $60,402 $163,700
77362 Pinehurst , TX Standard 8,017 $86,852 $366,100
77363 Plantersville , TX Standard 3,468 $75,278 $318,200
77364 Pointblank , TX Standard 2,178 $62,750 $233,200
77365 Porter , TX Standard 46,418 $95,702 $288,700
77367 Riverside , TX Standard 446 — —
77368 Romayor , TX Standard 0 — —
77369 Rye , TX Standard 738 $45,909 $79,200
77371 Shepherd , TX Standard 7,800 $83,594 $195,000
77372 Splendora , TX Standard 14,367 $79,085 $230,700
77373 Spring , TX Standard 69,739 $88,617 $231,400
77374 Thicket , TX Standard 244 — —
77375 Tomball , TX Standard 72,311 $102,488 $332,300
77376 Votaw , TX Standard 570 — —
77377 Tomball , TX Standard 41,680 $129,327 $378,200
77378 Willis , TX Standard 17,629 $71,143 $199,800
77379 Spring , TX Standard 85,190 $107,486 $353,500
77380 Spring , TX Standard 31,369 $88,562 $375,500
77381 Spring , TX Standard 36,139 $143,565 $473,600
77382 Spring , TX Standard 38,986 $162,384 $566,500
77383 Spring , TX No street area — — —
77384 Conroe , TX Standard 26,781 $91,667 $422,200
77385 Conroe , TX Standard 28,156 $117,118 $327,100
77386 Spring , TX Standard 69,980 $132,469 $366,600
77387 Spring , TX No street area — — —
77388 Spring , TX Standard 53,425 $102,323 $288,300
77389 Spring , TX Standard 45,701 $140,683 $417,500
77391 Spring , TX No street area — — —
77393 Spring , TX No street area — — —
77396 Humble , TX Standard 61,735 $78,169 $240,600
77399 Livingston , TX No street area — — —

Cite this page

zipcodes.pro. “ZIP codes starting with 773.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/773

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