| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Tamworth | city | New Hampshire | United States | 43.85972 | -71.26361 | 498 | 951 |
| Tanglewood Estates subdivision | city | New Hampshire | United States | 42.95806 | -72.30694 | 498 | 19273 |
| Tappan Corners | city | New Hampshire | United States | 42.91056 | -70.99028 | 147 | 15640 |
| Tavern Village | city | New Hampshire | United States | 43.03917 | -71.70389 | 456 | 4073 |
| Temple | city | New Hampshire | United States | 42.81806 | -71.85194 | 948 | 3924 |
| The Five Corners | city | New Hampshire | United States | 42.93806 | -70.82 | 36 | 17227 |
| The Glen | city | New Hampshire | United States | 45.10417 | -71.25833 | 1630 | 210 |
| The Hand | city | New Hampshire | United States | 44.87972 | -71.09194 | 1400 | 164 |
| The Ledges | city | New Hampshire | United States | 43.54167 | -71.45056 | 698 | 13663 |
| The Plains | city | New Hampshire | United States | 43.46333 | -71.54944 | 485 | 6222 |
| The Plantation | city | New Hampshire | United States | 42.92917 | -70.80667 | 6 | 17227 |
| The Village of Loon Mountain | city | New Hampshire | United States | 44.06111 | -71.6275 | 1171 | 439 |
| The Willows | city | New Hampshire | United States | 42.91139 | -70.82472 | 3 | 15065 |
| Thomas | city | New Hampshire | United States | 42.74944 | -72.04389 | 1187 | 5859 |
| Thompson Corner | city | New Hampshire | United States | 43.39694 | -71.71806 | 698 | 3227 |
| Thornton | city | New Hampshire | United States | 43.89278 | -71.67639 | 567 | 797 |
| Thorntons Ferry | city | New Hampshire | United States | 42.84194 | -71.49306 | 98 | 25034 |
| Tilton | city | New Hampshire | United States | 43.44222 | -71.58944 | 469 | 8244 |
| Tinkerville | city | New Hampshire | United States | 44.27222 | -71.93556 | 915 | 1395 |
| Tinkerville | city | New Hampshire | United States | 44.78056 | -71.58389 | 1253 | 514 |
| Toneys Mobile Park | city | New Hampshire | United States | 44.30111 | -71.75139 | 898 | 3352 |
| Towles Corner | city | New Hampshire | United States | 42.895 | -70.92833 | 98 | 20168 |
| Town Hall Corner | city | New Hampshire | United States | 42.92139 | -70.87333 | 42 | 21573 |
| Town House | city | New Hampshire | United States | 43.44111 | -70.98528 | 419 | 3997 |
| Trapshire | city | New Hampshire | United States | 43.195 | -72.43889 | 291 | 6041 |
| Tripoli Mill | city | New Hampshire | United States | 43.99806 | -71.57778 | 2276 | 407 |
| Troy | city | New Hampshire | United States | 42.82389 | -72.18167 | 1013 | 3582 |
| Tuftonboro | city | New Hampshire | United States | 43.69639 | -71.2225 | 987 | 1981 |
| Twin Lakes Village | city | New Hampshire | United States | 43.44111 | -72.01139 | 1243 | 3281 |
| Twin Mountain | city | New Hampshire | United States | 44.27222 | -71.53944 | 1397 | 496 |
| Tyler | city | New Hampshire | United States | 43.23444 | -71.69 | 465 | 5933 |
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