| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Caldenhof | city | Nordrhein-Westfalen | Germany | 51.67 | 7.85 | 209 | 85754 |
| Caldenhoven | city | Nordrhein-Westfalen | Germany | 51.76 | 6.31 | 49 | 12879 |
| Calenberg | city | Nordrhein-Westfalen | Germany | 51.47 | 9.16 | 830 | 23940 |
| Calkar | city | Nordrhein-Westfalen | Germany | 51.74 | 6.29 | 49 | 13535 |
| Calle | city | Nordrhein-Westfalen | Germany | 51.37 | 7.74 | 1000 | 61455 |
| Calle | city | Nordrhein-Westfalen | Germany | 51.34 | 8.21 | 1102 | 8679 |
| Canstein | city | Nordrhein-Westfalen | Germany | 51.40 | 8.92 | 1233 | 5774 |
| Capelle | city | Nordrhein-Westfalen | Germany | 51.73 | 7.59 | 291 | 4907 |
| Cappel | city | Nordrhein-Westfalen | Germany | 51.96 | 9.00 | 830 | 11560 |
| Cappel | city | Nordrhein-Westfalen | Germany | 51.68 | 8.31 | 246 | 40141 |
| Cappenberg | city | Nordrhein-Westfalen | Germany | 51.66 | 7.53 | 288 | 39332 |
| Carnap | city | Nordrhein-Westfalen | Germany | 51.28 | 7.18 | 830 | 160618 |
| Carthausen | city | Nordrhein-Westfalen | Germany | 51.20 | 7.52 | 1184 | 35567 |
| Castrop-Rauxel | city | Nordrhein-Westfalen | Germany | 51.56 | 7.31 | 334 | 151425 |
| Castroperholz | city | Nordrhein-Westfalen | Germany | 51.56 | 7.31 | 236 | 148167 |
| Catenhorn | city | Nordrhein-Westfalen | Germany | 52.24 | 7.43 | 147 | 45406 |
| Charlottenhof | city | Nordrhein-Westfalen | Germany | 51.65 | 9.15 | 830 | 3257 |
| Chorweiler | city | Nordrhein-Westfalen | Germany | 51.02 | 6.90 | 147 | 188982 |
| Christianseck | city | Nordrhein-Westfalen | Germany | 51.06 | 8.47 | 1952 | 2244 |
| Christinenhof | city | Nordrhein-Westfalen | Germany | 51.55 | 9.22 | 830 | 11753 |
| Chur | city | Nordrhein-Westfalen | Germany | 51.12 | 6.39 | 226 | 66798 |
| Claas | city | Nordrhein-Westfalen | Germany | 51.99 | 8.21 | 213 | 27455 |
| Clarenberg | city | Nordrhein-Westfalen | Germany | 51.48 | 7.50 | 367 | 164964 |
| Clarholz | city | Nordrhein-Westfalen | Germany | 51.90 | 8.20 | 232 | 6985 |
| Clasbrummel | city | Nordrhein-Westfalen | Germany | 51.88 | 8.48 | 298 | 40324 |
| Cleeve | city | Nordrhein-Westfalen | Germany | 51.79 | 6.14 | 32 | 62585 |
| Clef | city | Nordrhein-Westfalen | Germany | 50.95 | 7.31 | 830 | 53354 |
| Clemenshafen | city | Nordrhein-Westfalen | Germany | 52.19 | 7.42 | 164 | 10694 |
| Clemenshof | city | Nordrhein-Westfalen | Germany | 50.85 | 6.66 | 311 | 27841 |
| Cleve | city | Nordrhein-Westfalen | Germany | 51.79 | 6.14 | 32 | 62585 |
| Cleve | city | Nordrhein-Westfalen | Germany | 52.08 | 8.30 | 357 | 6882 |
| Cleves | city | Nordrhein-Westfalen | Germany | 51.79 | 6.14 | 32 | 62585 |
| Clivia | city | Nordrhein-Westfalen | Germany | 51.79 | 6.14 | 32 | 62585 |
| Clostern | city | Nordrhein-Westfalen | Germany | 51.68 | 7.31 | 167 | 50208 |
| Clus | city | Nordrhein-Westfalen | Germany | 52.27 | 8.97 | 164 | 49594 |
| Cléveris | city | Nordrhein-Westfalen | Germany | 51.79 | 6.14 | 32 | 62585 |
| Clörath | city | Nordrhein-Westfalen | Germany | 51.28 | 6.42 | 118 | 53280 |
| Cobbenrode | city | Nordrhein-Westfalen | Germany | 51.20 | 8.16 | 1669 | 7897 |
| Coellen | city | Nordrhein-Westfalen | Germany | 50.93 | 6.95 | 150 | 194141 |
| Coerde | city | Nordrhein-Westfalen | Germany | 51.99 | 7.65 | 180 | 98550 |
| Coesfeld | city | Nordrhein-Westfalen | Germany | 51.94 | 7.17 | 282 | 37182 |
| Coln | city | Nordrhein-Westfalen | Germany | 50.93 | 6.95 | 150 | 194141 |
| Cologne | city | Nordrhein-Westfalen | Germany | 50.93 | 6.95 | 150 | 194141 |
| Colonha | city | Nordrhein-Westfalen | Germany | 50.93 | 6.95 | 150 | 194141 |
| Colonia - Köln | city | Nordrhein-Westfalen | Germany | 50.93 | 6.95 | 150 | 194141 |
| Colonia Agrippina | city | Nordrhein-Westfalen | Germany | 50.93 | 6.95 | 150 | 194141 |
| Colonia Agrippinensis | city | Nordrhein-Westfalen | Germany | 50.93 | 6.95 | 150 | 194141 |
| Colonia Claudia Agrippina | city | Nordrhein-Westfalen | Germany | 50.93 | 6.95 | 150 | 194141 |
| Colonia Claudia Ara Agrippinensium | city | Nordrhein-Westfalen | Germany | 50.93 | 6.95 | 150 | 194141 |
| Colonia Trajana | city | Nordrhein-Westfalen | Germany | 51.67 | 6.45 | 65 | 21411 |
| Combach | city | Nordrhein-Westfalen | Germany | 50.92 | 7.27 | 830 | 46795 |
| Commerden | city | Nordrhein-Westfalen | Germany | 51.06 | 6.30 | 318 | 35220 |
| Commern | city | Nordrhein-Westfalen | Germany | 50.61 | 6.65 | 971 | 29383 |
| Commerscheid | city | Nordrhein-Westfalen | Germany | 50.67 | 6.40 | 1669 | 5820 |
| Consbruch | city | Nordrhein-Westfalen | Germany | 51.99 | 8.32 | 246 | 7361 |
| Coppenberg | city | Nordrhein-Westfalen | Germany | 51.83 | 7.90 | 226 | 18382 |
| Copray | city | Nordrhein-Westfalen | Germany | 51.82 | 6.23 | 45 | 30483 |
| Cord | city | Nordrhein-Westfalen | Germany | 52.03 | 7.98 | 193 | 6702 |
| Cordes | city | Nordrhein-Westfalen | Germany | 51.83 | 8.18 | 291 | 29807 |
| Cordes | city | Nordrhein-Westfalen | Germany | 51.80 | 8.07 | 390 | 44480 |
| Cosfeldia | city | Nordrhein-Westfalen | Germany | 51.94 | 7.17 | 282 | 37182 |
| Costedt | city | Nordrhein-Westfalen | Germany | 52.23 | 8.87 | 157 | 56946 |
| Cołogna | city | Nordrhein-Westfalen | Germany | 50.93 | 6.95 | 150 | 194141 |
| Cranenburg | city | Nordrhein-Westfalen | Germany | 51.79 | 6.01 | 65 | 3799 |
| Crange | city | Nordrhein-Westfalen | Germany | 51.55 | 7.17 | 164 | 201606 |
| Crefeld | city | Nordrhein-Westfalen | Germany | 51.34 | 6.59 | 108 | 151825 |
| Cronenberg | city | Nordrhein-Westfalen | Germany | 51.21 | 7.13 | 830 | 162868 |
| Cuchenheim | city | Nordrhein-Westfalen | Germany | 50.65 | 6.83 | 830 | 48907 |
| Culonia | city | Nordrhein-Westfalen | Germany | 50.93 | 6.95 | 150 | 194141 |
| Cwlen | city | Nordrhein-Westfalen | Germany | 50.93 | 6.95 | 150 | 194141 |
| Cyriax | city | Nordrhein-Westfalen | Germany | 50.92 | 7.28 | 830 | 52945 |