| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Oak Glen | city | New Jersey | United States | 40.16917 | -74.19778 | 98 | 27856 |
| Oak Glen | city | New Jersey | United States | 39.98611 | -74.15 | 29 | 81138 |
| Oak Grove | city | New Jersey | United States | 40.53417 | -74.95472 | 554 | 10189 |
| Oak Hill | city | New Jersey | United States | 40.01306 | -74.1425 | 22 | 87385 |
| Oak Hill | city | New Jersey | United States | 40.36667 | -74.13472 | 98 | 47437 |
| Oak Hill | city | New Jersey | United States | 40.38167 | -74.075 | 98 | 70501 |
| Oak Island Junction | city | New Jersey | United States | 40.71222 | -74.14639 | 3 | 323473 |
| Oak Ridge | city | New Jersey | United States | 41.04611 | -74.48639 | 800 | 9839 |
| Oak Ridge | city | New Jersey | United States | 39.97306 | -74.225 | 29 | 67303 |
| Oak Ridge Estates | city | New Jersey | United States | 39.97056 | -74.22444 | 26 | 67303 |
| Oak Shade | city | New Jersey | United States | 39.86917 | -74.73333 | 91 | 11265 |
| Oak Tree | city | New Jersey | United States | 40.57778 | -74.37694 | 98 | 162359 |
| Oak Valley | city | New Jersey | United States | 39.80111 | -75.16278 | 98 | 79558 |
| Oakhurst | city | New Jersey | United States | 40.27083 | -74.01667 | 39 | 112349 |
| Oakhurst Manor | city | New Jersey | United States | 40.26028 | -74.0125 | 22 | 112349 |
| Oakland | city | New Jersey | United States | 39.59861 | -75.34167 | 39 | 5141 |
| Oakland | city | New Jersey | United States | 41.01306 | -74.26472 | 295 | 58782 |
| Oakland Mills | city | New Jersey | United States | 40.23306 | -74.34472 | 200 | 15755 |
| Oaklyn | city | New Jersey | United States | 39.90083 | -75.085 | 16 | 253128 |
| Oakville | city | New Jersey | United States | 39.36194 | -74.75694 | 16 | 2811 |
| Oakwood | city | New Jersey | United States | 40.14111 | -74.25806 | 98 | 52551 |
| Oakwood Beach | city | New Jersey | United States | 39.555 | -75.51889 | 3 | 12104 |
| Oakwood Lakes | city | New Jersey | United States | 39.87278 | -74.83194 | 49 | 25354 |
| Oakwood Park | city | New Jersey | United States | 40.70944 | -74.40722 | 246 | 92050 |
| Ocean Acres | city | New Jersey | United States | 39.74333 | -74.28139 | 101 | 13861 |
| Ocean Beach | city | New Jersey | United States | 39.98139 | -74.06667 | 3 | 22812 |
| Ocean City | city | New Jersey | United States | 39.2775 | -74.575 | 0 | 23053 |
| Ocean Gate | city | New Jersey | United States | 39.92667 | -74.13417 | 3 | 65944 |
| Ocean Grove | city | New Jersey | United States | 40.21194 | -74.00694 | 0 | 107083 |
| Ocean Heights | city | New Jersey | United States | 39.32917 | -74.58778 | 13 | 33937 |
| Ocean View | city | New Jersey | United States | 39.17639 | -74.73389 | 6 | 8605 |
| Oceanic | city | New Jersey | United States | 40.37778 | -74.01111 | 6 | 45857 |
| Oceanport | city | New Jersey | United States | 40.31806 | -74.01556 | 3 | 99524 |
| Oceanville | city | New Jersey | United States | 39.47111 | -74.46083 | 9 | 19244 |
| Ogden | city | New Jersey | United States | 39.81167 | -75.2025 | 39 | 60482 |
| Ogdensburg | city | New Jersey | United States | 41.08167 | -74.59278 | 823 | 17956 |
| Old Bridge | city | New Jersey | United States | 40.41472 | -74.36583 | 22 | 82374 |
| Old Mill Farms | city | New Jersey | United States | 40.315 | -74.60417 | 91 | 40488 |
| Old Tappan | city | New Jersey | United States | 41.01056 | -73.99167 | 91 | 81401 |
| Oldmans | city | New Jersey | United States | 39.75667 | -75.43056 | 3 | 50001 |
| Oldwick | city | New Jersey | United States | 40.6725 | -74.74778 | 200 | 10859 |
| Oliphants Mills | city | New Jersey | United States | 39.885 | -74.83333 | 49 | 28321 |
| Olivet | city | New Jersey | United States | 39.54806 | -75.155 | 98 | 8465 |
| Ong | city | New Jersey | United States | 39.91083 | -74.62111 | 98 | 9048 |
| Oradell | city | New Jersey | United States | 40.95861 | -74.03722 | 9 | 148745 |
| Orange | city | New Jersey | United States | 40.77056 | -74.23306 | 193 | 473177 |
| Orchard Center | city | New Jersey | United States | 39.47694 | -75.21778 | 98 | 24346 |
| Orchard Estates | city | New Jersey | United States | 40.28333 | -74.24722 | 180 | 41478 |
| Orchard Heights | city | New Jersey | United States | 40.43694 | -74.40333 | 131 | 115375 |
| Orchard View | city | New Jersey | United States | 40.06583 | -74.87444 | 32 | 94050 |
| Ordmont | city | New Jersey | United States | 39.74083 | -75.45889 | 3 | 52554 |
| Oriental | city | New Jersey | United States | 39.81556 | -74.7275 | 98 | 7113 |
| Ormond | city | New Jersey | United States | 39.32833 | -74.95333 | 9 | 3648 |
| Ortley Beach | city | New Jersey | United States | 39.95389 | -74.07194 | 9 | 14848 |
| Ortley Terrace | city | New Jersey | United States | 39.95778 | -74.06917 | 0 | 14848 |
| Osage | city | New Jersey | United States | 39.85028 | -75.00722 | 82 | 156479 |
| Osborn Mills | city | New Jersey | United States | 40.72167 | -74.53111 | 285 | 26234 |
| Osbornes Mills | city | New Jersey | United States | 40.15361 | -74.05917 | 22 | 76391 |
| Osbornsville | city | New Jersey | United States | 40.03833 | -74.10806 | 9 | 74902 |
| Othello | city | New Jersey | United States | 39.4125 | -75.34722 | 55 | 3542 |
| Outcalt | city | New Jersey | United States | 40.37722 | -74.40778 | 65 | 82462 |
| Overbrook | city | New Jersey | United States | 39.81778 | -74.98833 | 62 | 108390 |
| Overlook | city | New Jersey | United States | 40.7125 | -74.35194 | 298 | 105212 |
| Owens | city | New Jersey | United States | 41.26361 | -74.52833 | 849 | 8767 |
| Oxford | city | New Jersey | United States | 40.80306 | -74.99 | 898 | 15896 |
| Oyster Creek | city | New Jersey | United States | 39.50417 | -74.41694 | 3 | 6400 |
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