| Code | Name | Region |
|---|---|---|
| MXPIB | Port Isabel | |
| MXPAZ | Poza Rica | |
| MXPGO | Progreso | YUC |
| MXPDO | Progreso De Obregon | HID |
| MXPNT | Panotla | TLA |
| MXPAN | Pantaco | |
| MXEDN | Papalotepec | GRO |
| MXPAP | Papalotla | TLA |
| MXPDX | Papalotla De Xicohtencatl | TLA |
| MXPPT | Papantla | VER |
| MXPAQ | Paracuaro | MIC |
| MXPRO | Paraiso | TAB |
| MXPRS | Parras De La Fuente | COA |
| MXPSO | Paso De Ovejas | VER |
| MXPZO | Patzcuaro | MIC |
| MXOEO | Pedro Escobedo | QUE |
| MXPJM | Penjamo | GUA |
| MXZPN | Periban | MIC |
| MXM5C | Periban De Ramos | MIC |
| MXPRT | Perote | VER |
| MXPER | Perula | JAL |
| MXPQA | Pesqueria | |
| MXPIC | Pichilingue | BCS |
| MXPU2 | Pichucalco | CHP |
| MXOAX | Oaxaca | OAX |
| MXOBJ | Obrajuelo | GUA |
| MXOBR | Obregon | SLP |
| MXOCS | Ocosingo | CHP |
| MXOCO | Ocotlan | JAL |
| MXOYO | Ocoyoacac | MEX |
| MXOZA | Ocozocuautla | CHP |
| MXOJI | Ojinaga | CHH |
| MXOJO | Ojo Caliente | ZAC |
| MXOJU | Ojuelos | JAL |
| MXOME | Ometepec | GRO |
| MXORL | Oriental | TLA |
| MXORI | Orizaba | VER |
| MXOT2 | Ostuacan | CHP |
| MXOTU | Otumba | MEX |
| MXOXK | Oxkutzcab | YUC |
| MXOZU | Ozumba | MEX |
| MXPAC | Pachuca | |
| MXPAJ | Pajaritos | VER |
| MXPQM | Palenque | |
| MXNAU | Nautla | VER |
| MXNVA | Nava | COA |
| MXNVS | Navojoa | SON |
| MXNVO | Navolato | SIN |
| MXNAY | Nayarit | NAY |
| MXSAN | Nextlalpan | MEX |