| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Rea | city | Pennsylvania | United States | 40.27722 | -80.3975 | 1194 | 3256 |
| Reading | city | Pennsylvania | United States | 40.33556 | -75.92722 | 262 | 131882 |
| Reading Number Three | city | Pennsylvania | United States | 40.08778 | -78.96111 | 1948 | 4387 |
| Reagantown | city | Pennsylvania | United States | 40.13944 | -79.64889 | 1282 | 10493 |
| Reamstown | city | Pennsylvania | United States | 40.21139 | -76.12361 | 459 | 19509 |
| Rebersburg | city | Pennsylvania | United States | 40.94444 | -77.44528 | 1292 | 1430 |
| Rebuck | city | Pennsylvania | United States | 40.72222 | -76.73583 | 600 | 2819 |
| Rector | city | Pennsylvania | United States | 40.19667 | -79.23889 | 1289 | 4721 |
| Red Bank | city | Pennsylvania | United States | 40.95083 | -77.05389 | 600 | 7260 |
| Red Barn | city | Pennsylvania | United States | 40.52444 | -79.15917 | 1223 | 7693 |
| Red Bridge | city | Pennsylvania | United States | 39.9625 | -77.64 | 643 | 21790 |
| Red Cedar Hill | city | Pennsylvania | United States | 40.15417 | -74.84833 | 75 | 141700 |
| Red Cross | city | Pennsylvania | United States | 40.71111 | -76.78639 | 780 | 2826 |
| Red Hill | city | Pennsylvania | United States | 41.2575 | -76.26917 | 1197 | 1937 |
| Red Hill | city | Pennsylvania | United States | 40.37278 | -75.48139 | 298 | 17387 |
| Red Hot | city | Pennsylvania | United States | 40.66306 | -79.83611 | 1131 | 13177 |
| Red Ledge Manor Estates | city | Pennsylvania | United States | 41.15333 | -75.21667 | 898 | 5175 |
| Red Lion | city | Pennsylvania | United States | 39.90083 | -76.60611 | 889 | 29018 |
| Red Lion | city | Pennsylvania | United States | 39.87806 | -75.68194 | 396 | 19013 |
| Red Lion | city | Pennsylvania | United States | 40.48056 | -75.61639 | 902 | 15762 |
| Red Mill | city | Pennsylvania | United States | 40.51444 | -78.90194 | 1696 | 4197 |
| Red Mill | city | Pennsylvania | United States | 41.155 | -78.82222 | 1505 | 8637 |
| Red Mill | city | Pennsylvania | United States | 40.80056 | -77.645 | 1292 | 2798 |
| Red Oak | city | Pennsylvania | United States | 41.44028 | -75.48667 | 1597 | 6787 |
| Red Rock | city | Pennsylvania | United States | 41.96583 | -78.55306 | 1801 | 3160 |
| Red Rock | city | Pennsylvania | United States | 41.28972 | -76.30167 | 1272 | 1892 |
| Red Run | city | Pennsylvania | United States | 40.18417 | -76.0825 | 396 | 13214 |
| Redbird | city | Pennsylvania | United States | 40.37722 | -78.66222 | 2080 | 9635 |
| Redclyffe | city | Pennsylvania | United States | 41.39472 | -79.1525 | 1541 | 451 |
| Redds Mill | city | Pennsylvania | United States | 40.14611 | -79.97806 | 990 | 14679 |
| Redington | city | Pennsylvania | United States | 40.63806 | -75.28833 | 324 | 47283 |
| Redland Village | city | Pennsylvania | United States | 40.17167 | -76.80667 | 482 | 30795 |
| Redmond | city | Pennsylvania | United States | 41.08333 | -80.03528 | 1358 | 8956 |
| Redstone | city | Pennsylvania | United States | 40.07472 | -79.80389 | 1040 | 12020 |
| Reduction | city | Pennsylvania | United States | 40.18361 | -79.77111 | 872 | 15309 |
| Reeceville | city | Pennsylvania | United States | 40.02778 | -75.79583 | 531 | 35793 |
| Reed | city | Pennsylvania | United States | 40.86972 | -76.59444 | 600 | 5870 |
| Reeder | city | Pennsylvania | United States | 40.35333 | -74.98111 | 223 | 14403 |
| Reeders | city | Pennsylvania | United States | 41.01889 | -75.33639 | 925 | 9305 |
| Reeds Corners | city | Pennsylvania | United States | 41.97944 | -80.10944 | 1371 | 5815 |
| Reeds Furnace | city | Pennsylvania | United States | 41.33417 | -80.005 | 1318 | 2476 |
| Reeds Gap | city | Pennsylvania | United States | 40.43444 | -77.61139 | 616 | 1627 |
| Reedsville | city | Pennsylvania | United States | 40.66389 | -77.59611 | 600 | 14271 |
| Reels Corners | city | Pennsylvania | United States | 40.05806 | -78.82806 | 2595 | 2409 |
| Rees Mill | city | Pennsylvania | United States | 39.91194 | -80.22333 | 1007 | 7127 |
| Reese | city | Pennsylvania | United States | 40.43444 | -78.3025 | 1184 | 6424 |
| Reesedale | city | Pennsylvania | United States | 40.93056 | -79.46889 | 898 | 2495 |
| Reesers Summit | city | Pennsylvania | United States | 40.20111 | -76.86583 | 718 | 38764 |
| Reevesdale | city | Pennsylvania | United States | 40.78167 | -76.01222 | 1151 | 4643 |
| Refton | city | Pennsylvania | United States | 39.94722 | -76.23306 | 387 | 15688 |
| Regan Junction | city | Pennsylvania | United States | 40.54306 | -78.85222 | 1758 | 3426 |
| Regency Park | city | Pennsylvania | United States | 40.4825 | -79.77583 | 1066 | 65945 |
| Regent Square subdivision | city | Pennsylvania | United States | 40.42778 | -79.9 | 895 | 245347 |
| Register | city | Pennsylvania | United States | 41.19667 | -76.27167 | 797 | 2134 |
| Rehrersburg | city | Pennsylvania | United States | 40.4575 | -76.24472 | 518 | 4765 |
| Reidsburg | city | Pennsylvania | United States | 41.15056 | -79.40333 | 1309 | 4305 |
| Reiffton | city | Pennsylvania | United States | 40.31972 | -75.87389 | 298 | 45724 |
| Reightown | city | Pennsylvania | United States | 40.60222 | -78.33361 | 1040 | 7099 |
| Reilly | city | Pennsylvania | United States | 41.09194 | -75.88167 | 1099 | 8166 |
| Reillys | city | Pennsylvania | United States | 40.63028 | -78.66972 | 1896 | 4480 |
| Reimold | city | Pennsylvania | United States | 39.75806 | -76.61917 | 748 | 9054 |
| Reinerton | city | Pennsylvania | United States | 40.59222 | -76.53278 | 800 | 4451 |
| Reinholds | city | Pennsylvania | United States | 40.26667 | -76.11583 | 498 | 16711 |
| Reinoeldville | city | Pennsylvania | United States | 40.35778 | -76.4225 | 498 | 48697 |
| Reissing | city | Pennsylvania | United States | 40.34278 | -80.19917 | 1099 | 21609 |
| Reistville | city | Pennsylvania | United States | 40.32722 | -76.30306 | 547 | 10784 |
| Reitz | city | Pennsylvania | United States | 41.22167 | -78.9 | 1715 | 1497 |
| Reitz | city | Pennsylvania | United States | 40.1375 | -78.81111 | 2375 | 3181 |
| Relay | city | Pennsylvania | United States | 39.92472 | -76.64889 | 672 | 49628 |
| Reliance | city | Pennsylvania | United States | 40.31417 | -75.33944 | 396 | 41329 |
| Rembrant | city | Pennsylvania | United States | 40.69528 | -79.00917 | 1433 | 3675 |
| Remeos Mobile Home Park | city | Pennsylvania | United States | 40.21194 | -76.86528 | 505 | 99881 |
| Rene Mont | city | Pennsylvania | United States | 40.67806 | -75.96694 | 731 | 3365 |
| Renfrew | city | Pennsylvania | United States | 40.80667 | -79.965 | 997 | 13271 |
| Rennerdale | city | Pennsylvania | United States | 40.39833 | -80.14167 | 898 | 37720 |
| Renningers | city | Pennsylvania | United States | 40.65 | -76.14861 | 659 | 22414 |
| Rennyson | city | Pennsylvania | United States | 40.06444 | -75.45667 | 282 | 62354 |
| Reno | city | Pennsylvania | United States | 41.40972 | -79.7525 | 997 | 11015 |
| Renovo | city | Pennsylvania | United States | 41.32639 | -77.75111 | 862 | 448 |
| Renton | city | Pennsylvania | United States | 40.50167 | -79.72667 | 1223 | 43427 |
| Renton Junction | city | Pennsylvania | United States | 40.49028 | -79.74056 | 1099 | 43375 |
| Republic | city | Pennsylvania | United States | 39.9625 | -79.87694 | 997 | 14025 |
| Reservoir | city | Pennsylvania | United States | 40.40667 | -78.38056 | 1056 | 16596 |
| Reservoir Heights | city | Pennsylvania | United States | 40.5375 | -76.93278 | 1000 | 7009 |
| Reservoir Hill | city | Pennsylvania | United States | 39.99861 | -79.58111 | 1246 | 13101 |
| Reservoir Hill | city | Pennsylvania | United States | 40.185 | -76.975 | 597 | 43610 |
| Resica Falls | city | Pennsylvania | United States | 41.11139 | -75.095 | 770 | 4928 |
| Resler | city | Pennsylvania | United States | 40.78167 | -76.75833 | 980 | 3500 |
| Retta | city | Pennsylvania | United States | 41.72917 | -76.05833 | 1410 | 1360 |
| Revere | city | Pennsylvania | United States | 40.51528 | -75.16139 | 495 | 7232 |
| Revloc | city | Pennsylvania | United States | 40.49222 | -78.76444 | 1998 | 10285 |
| Rew | city | Pennsylvania | United States | 41.90139 | -78.53944 | 2178 | 2335 |
| Reward | city | Pennsylvania | United States | 40.55528 | -77.07861 | 613 | 3197 |
| Rexford | city | Pennsylvania | United States | 41.75111 | -77.50389 | 1236 | 794 |
| Rexis | city | Pennsylvania | United States | 40.48639 | -78.9225 | 1456 | 3641 |
| Rexmont | city | Pennsylvania | United States | 40.27722 | -76.38278 | 958 | 15248 |
| Rextown | city | Pennsylvania | United States | 40.75 | -75.63778 | 498 | 15176 |
| Reynolds | city | Pennsylvania | United States | 40.74083 | -75.97444 | 698 | 3428 |
| Reynolds Heights | city | Pennsylvania | United States | 41.345 | -80.39444 | 1066 | 11582 |
| Reynolds Mill | city | Pennsylvania | United States | 39.895 | -76.74278 | 511 | 46064 |
| Reynoldsdale | city | Pennsylvania | United States | 40.1475 | -78.55778 | 1190 | 3123 |
| Reynoldstown | city | Pennsylvania | United States | 41.90361 | -77.88611 | 2191 | 743 |
| Reynoldsville | city | Pennsylvania | United States | 41.09694 | -78.88889 | 1397 | 5988 |
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