Idea for CEP [brazilian postal code] GEO webservice - this is a sample document that will be store in Mongodb postal collection.

gistfile1.json

/*
 * Model of document to be stored, maintained and incremented
 */
{
    "_id": "51111040",
    
    "pos": [-35.2560503, -5.896805199999999],
    
    "cntr": {
        "n": "Brazil",
        "pos": [-35.2560503, -5.896805199999999]
    },
    "st": {
        "n": "Pernambuco",
        "pos": [-35.2560503, -5.896805199999999]
    },
    "cty": {
        "name": "Brazil",
        "pos": [-35.2560503, -5.896805199999999]
    },
    "q_rep": {
        "srv_n": "Republica Virtual",
        "found": true,
        "url": "cep.republicavirtual.com.br/web_cep.php?formato=javascript&cep=73015132",
        "q_date": new Date('Jun 23, 1912'),
        "q_resp": {
            "resultado": "1",
            "resultado_txt": "sucesso - cep completo",
            "uf": "PE",
            "cidade": "Recife",
            "bairro": "Boa Viagem",
            "tipo_logradouro": "Rua",
            "logradouro": "Ana Camelo da Silva"
        }
    },
    "q_loc": {
        "srv_n": "Base Local",
        "found": true,
        "q_date": new Date('Jun 23, 1912'),
        "q_resp": {
            "uf": "PE",
            "cidade": "Recife",
            "bairro": "Boa Viagem",
            "tipo_logradouro": "Rua",
            "logradouro": "Ana Camelo da Silva",
            "tipo_cep": "UF"
        }
    },
    "q_goo": {
        "srv_n": "Google",
        "found": true,
        "url": "maps.googleapis.com/maps/api/geocode/json?sensor=true&components=postal_code:51111-040",
        "q_date": new Date('Jun 23, 1912'),
        "q_resp": {
            "results": [{
                "address_components": [{
                    "long_name": "51111-040",
                    "short_name": "51111-040",
                    "types": ["postal_code"]
                }, {
                    "long_name": "Recife",
                    "short_name": "Recife",
                    "types": ["locality", "political"]
                }, {
                    "long_name": "Recife",
                    "short_name": "Recife",
                    "types": ["administrative_area_level_2", "political"]
                }, {
                    "long_name": "Pernambuco",
                    "short_name": "PE",
                    "types": ["administrative_area_level_1", "political"]
                }, {
                    "long_name": "Brazil",
                    "short_name": "BR",
                    "types": ["country", "political"]
                }],
                "formatted_address": "Recife - Pernambuco, 51111-040, Brazil",
                "geometry": {
                    "bounds": {
                        "northeast": {
                            "lat": -8.105385499999999,
                            "lng": -34.8900033
                        },
                        "southwest": {
                            "lat": -8.113959699999999,
                            "lng": -34.9010354
                        }
                    },
                    "location": {
                        "lat": -8.1056601,
                        "lng": -34.891029
                    },
                    "location_type": "APPROXIMATE",
                    "viewport": {
                        "northeast": {
                            "lat": -8.105385499999999,
                            "lng": -34.8900033
                        },
                        "southwest": {
                            "lat": -8.108986999999999,
                            "lng": -34.8941405
                        }
                    }
                },
                "types": ["postal_code"]
            }],
            "status": "OK"
        }
    }
}