As of 2020, the state of New Hampshire has a total of 284 postal codes. In the table below, you can see all New Hampshire zip codes listed by city, town and village as well as county affiliated. With 255 cities (and towns) and 10 counties (and county-equivalents), New Hampshire is the 41st largest state by population (1,334,795) and 44th largest one by land area (23,187 km2) in the United States.
The capital of New Hampshire is Manchester and major cities include Nashua, Concord, Derry, and Rochester.
List of New Hampshire Zip Codes by City
| # | City | Postal Code | County |
| 1 | Acworth | 03601 | Sullivan |
| 2 | Alstead | 03602 | Cheshire |
| 3 | Alton | 03809 | Belknap |
| 4 | Alton Bay | 03810 | Belknap |
| 5 | Amherst | 03031 | Hillsborough |
| 6 | Andover | 03216 | Merrimack |
| 7 | Antrim | 03440 | Hillsborough |
| 8 | Ashland | 03217 | Grafton |
| 9 | Ashuelot | 03441 | Cheshire |
| 10 | Atkinson | 03811 | Rockingham |
| 11 | Auburn | 03032 | Rockingham |
| 12 | Barnstead | 03218 | Belknap |
| 13 | Barrington | 03825 | Strafford |
| 14 | Bartlett | 03812 | Carroll |
| 15 | Bath | 03740 | Grafton |
| 16 | Bedford | 03110 | |
| 17 | Belmont | 03220 | Belknap |
| 18 | Bennington | 03442 | |
| 19 | Berlin | 03570 | Coos |
| 20 | Bethlehem | 03574 | Grafton |
| 21 | Bow | 03304 | Merrimack |
| 22 | Bradford | 03221 | Merrimack |
| 23 | Bretton Woods | 03575 | |
| 24 | Bristol | 03222 | Grafton |
| 25 | Brookline | 03033 | Hillsborough |
| 26 | Campton | 03223 | Grafton |
| 27 | Canaan | 03741 | Grafton |
| 28 | Candia | 03034 | Rockingham |
| 29 | Canterbury | 03224 | Merrimack |
| 30 | Center Barnstead | 03225 | Belknap |
| 31 | Center Conway | 03813 | Carroll |
| 32 | Center Harbor | 03226 | Belknap |
| 33 | Center Ossipee | 03814 | Carroll |
| 34 | Center Sandwich | 03227 | Carroll |
| 35 | Center Strafford | 03815 | Strafford |
| 36 | Center Tuftonboro | 03816 | Carroll |
| 37 | Charlestown | 03603 | Sullivan |
| 38 | Chester | 03036 | Rockingham |
| 39 | Chesterfield | 03443 | Cheshire |
| 40 | Chocorua | 03817 | Carroll |
| 41 | Claremont | 03743 | Sullivan |
| 42 | Colebrook | 03576 | Coos |
| 43 | Concord | 03301 | Merrimack |
| 44 | Concord | 03302 | Merrimack |
| 45 | Concord | 03303 | Merrimack |
| 46 | Concord | 03305 | Merrimack |
| 47 | Contoocook | 03229 | Merrimack |
| 48 | Conway | 03818 | Carroll |
| 49 | Conway | 03866 | Carroll |
| 50 | Cornish | 03745 | Sullivan |
| 51 | Cornish Flat | 03746 | |
| 52 | Danbury | 03230 | Merrimack |
| 53 | Danville | 03819 | Rockingham |
| 54 | Deerfield | 03037 | Rockingham |
| 55 | Derry | 03038 | Rockingham |
| 56 | Dover | 03820 | Strafford |
| 57 | Dover | 03821 | |
| 58 | Dover | 03822 | Strafford |
| 59 | Drewsville | 03604 | Cheshire |
| 60 | Dublin | 03444 | |
| 61 | Durham | 03824 | Strafford |
| 62 | East Andover | 03231 | Merrimack |
| 63 | East Candia | 03040 | |
| 64 | East Derry | 03041 | |
| 65 | East Hampstead | 03826 | Rockingham |
| 66 | East Hebron | 03232 | Grafton |
| 67 | East Kingston | 03827 | Rockingham |
| 68 | East Lempster | 03605 | Sullivan |
| 69 | East Sullivan | 03445 | Cheshire |
| 70 | East Wakefield | 03830 | Carroll |
| 71 | Eaton Center | 03832 | |
| 72 | Elkins | 03233 | Merrimack |
| 73 | Enfield | 03748 | Grafton |
| 74 | Enfield Center | 03749 | |
| 75 | Epping | 03042 | Rockingham |
| 76 | Epsom | 03234 | Merrimack |
| 77 | Errol | 03579 | Coos |
| 78 | Etna | 03750 | Grafton |
| 79 | Exeter | 03833 | Rockingham |
| 80 | Farmington | 03835 | Strafford |
| 81 | Fitzwilliam | 03447 | Cheshire |
| 82 | Francestown | 03043 | Hillsborough |
| 83 | Franconia | 03580 | Grafton |
| 84 | Franklin | 03235 | Merrimack |
| 85 | Freedom | 03836 | Carroll |
| 86 | Fremont | 03044 | Rockingham |
| 87 | Georges Mills | 03751 | |
| 88 | Gilmanton | 03237 | Belknap |
| 89 | Gilmanton Iron Works | 03837 | Belknap |
| 90 | Gilsum | 03448 | Cheshire |
| 91 | Glen | 03838 | Carroll |
| 92 | Glencliff | 03238 | |
| 93 | Goffstown | 03045 | Hillsborough |
| 94 | Gorham | 03581 | Coos |
| 95 | Goshen | 03752 | Sullivan |
| 96 | Grafton | 03240 | Grafton |
| 97 | Grantham | 03753 | Sullivan |
| 98 | Greenfield | 03047 | Hillsborough |
| 99 | Greenland | 03840 | Rockingham |
| 100 | Greenville | 03048 | Hillsborough |
| 101 | Groveton | 03582 | Coos |
| 102 | Guild | 03754 | |
| 103 | Hampstead | 03841 | Rockingham |
| 104 | Hampton | 03842 | Rockingham |
| 105 | Hampton | 03843 | Rockingham |
| 106 | Hampton Falls | 03844 | Rockingham |
| 107 | Hancock | 03449 | Hillsborough |
| 108 | Hanover | 03755 | Grafton |
| 109 | Hanover | 03756 | Grafton |
| 110 | Harrisville | 03450 | |
| 111 | Haverhill | 03765 | Grafton |
| 112 | Hebron | 03241 | Grafton |
| 113 | Henniker | 03242 | Merrimack |
| 114 | Hill | 03243 | Merrimack |
| 115 | Hillsborough | 03244 | Hillsborough |
| 116 | Hinsdale | 03451 | Cheshire |
| 117 | Holderness | 03245 | |
| 118 | Hollis | 03049 | Hillsborough |
| 119 | Hooksett | 03106 | Merrimack |
| 120 | Hudson | 03051 | Hillsborough |
| 121 | Intervale | 03845 | Carroll |
| 122 | Jackson | 03846 | Carroll |
| 123 | Jaffrey | 03452 | Cheshire |
| 124 | Jefferson | 03583 | Coos |
| 125 | Kearsarge | 03847 | |
| 126 | Keene | 03431 | Cheshire |
| 127 | Keene | 03435 | Cheshire |
| 128 | Kingston | 03848 | Rockingham |
| 129 | Laconia | 03246 | Belknap |
| 130 | Laconia | 03247 | |
| 131 | Lancaster | 03584 | Coos |
| 132 | Lebanon | 03766 | Grafton |
| 133 | Lebanon | 03784 | Grafton |
| 134 | Lempster | 03606 | Sullivan |
| 135 | Lincoln | 03251 | Grafton |
| 136 | Lisbon | 03585 | Grafton |
| 137 | Litchfield | 03052 | |
| 138 | Littleton | 03561 | Grafton |
| 139 | Lochmere | 03252 | |
| 140 | Londonderry | 03053 | Rockingham |
| 141 | Lyme | 03768 | Grafton |
| 142 | Lyme Center | 03769 | Grafton |
| 143 | Lyndeborough | 03082 | Hillsborough |
| 144 | Madison | 03849 | Carroll |
| 145 | Manchester | 03101 | Hillsborough |
| 146 | Manchester | 03102 | Hillsborough |
| 147 | Manchester | 03103 | Hillsborough |
| 148 | Manchester | 03104 | Hillsborough |
| 149 | Manchester | 03105 | Hillsborough |
| 150 | Manchester | 03107 | Hillsborough |
| 151 | Manchester | 03108 | Hillsborough |
| 152 | Manchester | 03109 | Hillsborough |
| 153 | Manchester | 03111 | Hillsborough |
| 154 | Marlborough | 03455 | Cheshire |
| 155 | Marlow | 03456 | Cheshire |
| 156 | Meadows | 03587 | |
| 157 | Melvin Village | 03850 | |
| 158 | Meredith | 03253 | Belknap |
| 159 | Meredith | 03298 | |
| 160 | Meredith | 03299 | |
| 161 | Meriden | 03770 | Sullivan |
| 162 | Merrimack | 03054 | Hillsborough |
| 163 | Milan | 03588 | Coos |
| 164 | Milford | 03055 | Hillsborough |
| 165 | Milton | 03851 | |
| 166 | Milton Mills | 03852 | Strafford |
| 167 | Mirror Lake | 03853 | Carroll |
| 168 | Monroe | 03771 | Grafton |
| 169 | Mont Vernon | 03057 | Hillsborough |
| 170 | Moultonborough | 03254 | Carroll |
| 171 | Mount Washington | 03589 | |
| 172 | Munsonville | 03457 | Cheshire |
| 173 | Nashua | 03060 | Hillsborough |
| 174 | Nashua | 03061 | |
| 175 | Nashua | 03062 | Hillsborough |
| 176 | Nashua | 03063 | Hillsborough |
| 177 | New Boston | 03070 | Hillsborough |
| 178 | New Castle | 03854 | |
| 179 | New Durham | 03855 | Strafford |
| 180 | New Hampton | 03256 | Belknap |
| 181 | New Ipswich | 03071 | Hillsborough |
| 182 | New London | 03257 | Merrimack |
| 183 | Newbury | 03255 | |
| 184 | Newfields | 03856 | |
| 185 | Newmarket | 03857 | Rockingham |
| 186 | Newport | 03773 | Sullivan |
| 187 | Newton | 03858 | Rockingham |
| 188 | Newton Junction | 03859 | |
| 189 | North Conway | 03860 | Carroll |
| 190 | North Hampton | 03862 | Rockingham |
| 191 | North Haverhill | 03774 | Grafton |
| 192 | North Salem | 03073 | |
| 193 | North Sandwich | 03259 | Carroll |
| 194 | North Stratford | 03590 | Coos |
| 195 | North Sutton | 03260 | |
| 196 | North Walpole | 03609 | Sullivan |
| 197 | North Woodstock | 03262 | Grafton |
| 198 | Northwood | 03261 | Rockingham |
| 199 | Nottingham | 03290 | Rockingham |
| 200 | Orford | 03777 | Grafton |
| 201 | Ossipee | 03864 | Carroll |
| 202 | Pelham | 03076 | Hillsborough |
| 203 | Peterborough | 03458 | Hillsborough |
| 204 | Piermont | 03779 | Grafton |
| 205 | Pike | 03780 | Grafton |
| 206 | Pittsburg | 03592 | Coos |
| 207 | Pittsfield | 03263 | Merrimack |
| 208 | Plainfield | 03781 | Sullivan |
| 209 | Plaistow | 03865 | Rockingham |
| 210 | Plymouth | 03264 | Grafton |
| 211 | Portsmouth | 0210 | |
| 212 | Portsmouth | 0211 | |
| 213 | Portsmouth | 0212 | |
| 214 | Portsmouth | 0213 | |
| 215 | Portsmouth | 0214 | |
| 216 | Portsmouth | 0215 | |
| 217 | Portsmouth | 03801 | Rockingham |
| 218 | Portsmouth | 03802 | Rockingham |
| 219 | Portsmouth | 03803 | Rockingham |
| 220 | Portsmouth | 03804 | Rockingham |
| 221 | Portsmouth | 03805 | Rockingham |
| 222 | Potter Place | 03265 | Merrimack |
| 223 | Raymond | 03077 | Rockingham |
| 224 | Rindge | 03461 | Cheshire |
| 225 | Rochester | 03839 | Strafford |
| 226 | Rochester | 03867 | Strafford |
| 227 | Rochester | 03868 | Strafford |
| 228 | Rollinsford | 03869 | Strafford |
| 229 | Rumney | 03266 | Grafton |
| 230 | Rye | 03870 | Rockingham |
| 231 | Rye Beach | 03871 | |
| 232 | Salem | 03079 | Rockingham |
| 233 | Salisbury | 03268 | Merrimack |
| 234 | Sanbornton | 03269 | Belknap |
| 235 | Sanbornville | 03872 | Carroll |
| 236 | Sandown | 03873 | Rockingham |
| 237 | Seabrook | 03874 | Rockingham |
| 238 | Silver Lake | 03875 | Carroll |
| 239 | Somersworth | 03878 | Strafford |
| 240 | South Acworth | 03607 | Cheshire |
| 241 | South Effingham | 03882 | Carroll |
| 242 | South Newbury | 03272 | |
| 243 | South Sutton | 03273 | |
| 244 | South Tamworth | 03883 | Carroll |
| 245 | Spofford | 03462 | Cheshire |
| 246 | Springfield | 03284 | |
| 247 | Stinson Lake | 03274 | |
| 248 | Stoddard | 03464 | Cheshire |
| 249 | Strafford | 03884 | Strafford |
| 250 | Stratham | 03885 | Rockingham |
| 251 | Sunapee | 03782 | Sullivan |
| 252 | Suncook | 03275 | Merrimack |
| 253 | Swanzey | 03446 | |
| 254 | Tamworth | 03886 | Carroll |
| 255 | Temple | 03084 | Hillsborough |
| 256 | Tilton | 03276 | Belknap |
| 257 | Troy | 03465 | Cheshire |
| 258 | Twin Mountain | 03595 | Coos |
| 259 | Union | 03887 | Strafford |
| 260 | Walpole | 03608 | Cheshire |
| 261 | Warner | 03278 | Merrimack |
| 262 | Warren | 03279 | Grafton |
| 263 | Washington | 03280 | |
| 264 | Waterville Valley | 03215 | |
| 265 | Weare | 03281 | Hillsborough |
| 266 | Wentworth | 03282 | Grafton |
| 267 | West Chesterfield | 03466 | Cheshire |
| 268 | West Nottingham | 03291 | Rockingham |
| 269 | West Ossipee | 03890 | Carroll |
| 270 | West Peterborough | 03468 | |
| 271 | West Stewartstown | 03597 | Coos |
| 272 | West Swanzey | 03469 | Cheshire |
| 273 | Westmoreland | 03467 | Cheshire |
| 274 | Whitefield | 03598 | Coos |
| 275 | Wilmot Flat | 03287 | Merrimack |
| 276 | Wilton | 03086 | Hillsborough |
| 277 | Winchester | 03470 | Cheshire |
| 278 | Windham | 03087 | Rockingham |
| 279 | Winnisquam | 03289 | |
| 280 | Wolfeboro | 03894 | Carroll |
| 281 | Wolfeboro Falls | 03896 | |
| 282 | Wonalancet | 03897 | |
| 283 | Woodstock | 03293 | |
| 284 | Woodsville | 03785 | Grafton |