Carmen | Carmen Electra | Carmen Miranda | Playa del Carmen | Carmen Consoli | Carmen (opera) | Carmen McRae | Carmen Jones | Carmen Basilio | El Carmen | Carmen Fanzone | Carmen Trutanich | Carmen Sandiego | Carmen Reinhart | Marie Carmen | Carmen Vincelj | Carmen Martín Gaite | Carmen Chaplin | Carmen Cervera | Carmen Amaya | Carmen Agra Deedy | María del Carmen Martínez-Bordiú y Franco | Carmen Suleiman | Carmen Soo | Carmen Sandiego (character) | Carmen Rosales | Carmen Reece | Carmen Provenzano | Carmen Ordóñez | Carmen Marton |
The Rímac River marks its natural border with downtown Lima and Callao province's district of Carmen de la Legua Reynoso on the south; while the Chillón River, on the north, marks San Martín de Porres' border with Ventanilla, also in Callao, and Puente Piedra.
On the east, the Callao district is bordered by the Carmen de la Legua-Reynoso as well as the Lima Province's districts of San Martín de Porres and downtown Lima.