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/170

ZIP codes starting with 170

ZIP codes
92
States
PA
Largest city
Mechanicsburg, PA
Population
663,480

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 170xx

ZIP codes starting with 170
ZIP City Type Population Median income Median home
17001 Camp Hill , PA No street area — — —
17002 Allensville , PA Standard 451 $69,750 $180,300
17003 Annville , PA Standard 12,534 $92,209 $250,300
17004 Belleville , PA Standard 5,551 $65,068 $206,900
17005 Berrysburg , PA Standard 289 $61,429 $151,000
17006 Blain , PA Standard 1,102 $64,722 $169,500
17007 Boiling Springs , PA Standard 5,865 $117,130 $385,600
17009 Burnham , PA Standard 1,765 $73,088 $145,700
17010 Campbelltown , PA Standard 160 — —
17011 Camp Hill , PA Standard 39,664 $92,556 $277,800
17012 Camp Hill , PA No street area — — —
17013 Carlisle , PA Standard 38,513 $71,042 $233,300
17014 Cocolamus , PA Standard 174 — —
17015 Carlisle , PA Standard 24,385 $86,981 $297,500
17016 Cornwall , PA Standard 909 $56,933 $166,100
17017 Dalmatia , PA Standard 1,509 $82,396 $216,600
17018 Dauphin , PA Standard 3,902 $72,188 $238,700
17019 Dillsburg , PA Standard 19,594 $94,423 $299,300
17020 Duncannon , PA Standard 8,826 $73,396 $230,900
17021 East Waterford , PA Standard 912 $61,000 $214,600
17022 Elizabethtown , PA Standard 31,908 $86,767 $294,000
17023 Elizabethville , PA Standard 3,489 $79,435 $210,500
17024 Elliottsburg , PA Standard 1,734 $79,292 $295,100
17025 Enola , PA Standard 17,648 $91,285 $245,400
17026 Fredericksburg , PA Standard 3,137 $102,663 $275,000
17027 Grantham , PA Standard 2,801 $86,513 $252,400
17028 Grantville , PA Standard 3,563 $59,554 $163,100
17029 Granville , PA Standard 382 $76,080 —
17030 Gratz , PA Standard 541 — $225,000
17032 Halifax , PA Standard 7,551 $81,250 $226,400
17033 Hershey , PA Standard 16,481 $72,945 $384,100
17034 Highspire , PA Standard 3,071 $52,700 $146,300
17035 Honey Grove , PA Standard 864 $47,500 $208,800
17036 Hummelstown , PA Standard 23,520 $115,533 $349,700
17037 Ickesburg , PA Standard 1,176 $75,000 $229,800
17038 Jonestown , PA Standard 8,394 $75,417 $252,600
17039 Kleinfeltersville , PA Standard 38 — —
17040 Landisburg , PA Standard 2,631 $78,824 $261,900
17041 Lawn , PA Standard 190 $86,397 $167,800
17042 Lebanon , PA Standard 40,161 $74,831 $237,300
17043 Lemoyne , PA Standard 5,852 $61,173 $226,700
17044 Lewistown , PA Standard 20,234 $59,935 $142,600
17045 Liverpool , PA Standard 3,811 $76,800 $230,300
17046 Lebanon , PA Standard 31,835 $62,221 $191,000
17047 Loysville , PA Standard 3,228 $87,578 $302,900
17048 Lykens , PA Standard 3,870 $73,993 $144,200
17049 Mc Alisterville , PA Standard 3,046 $70,109 $215,800
17050 Mechanicsburg , PA Standard 43,571 $113,720 $372,900
17051 Mc Veytown , PA Standard 4,352 $64,079 $174,900
17052 Mapleton Depot , PA Standard 1,474 $67,115 $133,900
17053 Marysville , PA Standard 5,067 $82,269 $227,500
17054 Mattawana , PA Standard 286 $78,523 $253,800
17055 Mechanicsburg , PA Standard 42,006 $99,077 $284,500
17056 Mexico , PA Standard 27 — —
17057 Middletown , PA Standard 23,560 $73,407 $201,600
17058 Mifflin , PA Standard 1,578 $49,125 $201,800
17059 Mifflintown , PA Standard 8,013 $64,970 $223,000
17060 Mill Creek , PA Standard 1,248 $67,159 $153,600
17061 Millersburg , PA Standard 6,842 $55,611 $166,100
17062 Millerstown , PA Standard 3,917 $90,893 $233,000
17063 Milroy , PA Standard 3,177 $75,444 $135,200
17064 Mount Gretna , PA Standard 839 $130,417 $373,800
17065 Mount Holly Springs , PA Standard 4,389 $86,406 $211,300
17066 Mount Union , PA Standard 5,102 $50,765 $122,600
17067 Myerstown , PA Standard 15,815 $76,183 $237,200
17068 New Bloomfield , PA Standard 4,235 $82,888 $214,600
17069 New Buffalo , PA Standard 192 $80,000 $236,400
17070 New Cumberland , PA Standard 16,830 $88,000 $253,700
17071 New Germantown , PA Standard 116 $46,667 $157,500
17072 New Kingstown , PA No street area — — —
17073 Newmanstown , PA Standard 6,314 $91,452 $272,200
17074 Newport , PA Standard 7,304 $81,964 $226,900
17075 Newton Hamilton , PA Standard 125 $70,625 $57,900
17076 Oakland Mills , PA Standard 0 — —
17077 Ono , PA Standard 108 $52,656 —
17078 Palmyra , PA Standard 23,840 $93,135 $305,700
17080 Pillow , PA Standard 264 $73,438 $136,500
17081 Plainfield , PA Standard 248 $73,977 $181,900
17082 Port Royal , PA Standard 3,046 $75,000 $214,400
17083 Quentin , PA No street area — — —
17084 Reedsville , PA Standard 4,683 $80,197 $197,000
17085 Rexmont , PA No street area — — —
17086 Richfield , PA Standard 1,982 $61,875 $194,200
17087 Richland , PA Standard 2,370 $93,150 $225,200
17088 Schaefferstown , PA Standard 459 $113,933 $219,700
17089 Camp Hill , PA No street area — — —
17090 Shermans Dale , PA Standard 5,206 $78,281 $260,700
17093 Summerdale , PA Standard 684 $75,926 $170,000
17094 Thompsontown , PA Standard 2,424 $66,375 $196,100
17097 Wiconisco , PA Standard 721 $69,063 $99,500
17098 Williamstown , PA Standard 2,618 $63,041 $122,000
17099 Yeagertown , PA Standard 1,187 $62,250 $66,400

Cite this page

zipcodes.pro. “ZIP codes starting with 170.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/170

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