Addresses

• Lookup to validate addresses

• Suggestion of addresses on input

• Sanitization service

• Normalization service

• If we have lat/long we can use to validate address?

Stack

• libpostal: NLP address expand and parse

  • gopostal

  • node-postal

  • psqlpostal

• sonic: Sonic is to Elasticsearch what Redis is to Postgres

• pelias: Open source geocodoer using elastic

Example

const postal = require('node-postal');
const parser = require('parse-address');

const address = [{
            "name": "SF30 - 340 Bryant Street 2nd FL",
            "expected": "SF30-2FL",
            "description": "340 Bryant Street, San Francisco, CA, 94107, USA"
        },
        {
            "name": "SF29 - 222 Kearny St 7th&9th FL",
            "expected": 'SF29-7FL-9FL',
            "description": "222 Kearny Street, San Francisco, CA, 94108"
        },
        {
            "name": "SF25 - Movable Ink 5th FL",
            "expected": 'SF25-5FL',
            "description": "800 Market Street, SF"
        },
        {
            "name": "SF25 - Base Building Elevators",
            "expected": 'SF25-BASE_BUILDING',
            "description": "800 Market Street, SF"
        },
        {
            "name": "SF25 - Credit Karma 4th FL",
            "expected": 'SF25-4FL',
            "description": "800 Market Street, SF"
        },
        {
            "name": "SF29 - 222 Kearny Elevators",
            "expected": 'SF29-ELEVATOR',
            "description": "222 Kearny Street, San Francisco, CA, 94108"
        },
        {
            "name": "SF29 - 222 Kearny Front Door",
            "expected": 'SF29-FRONT-DOOR',
            "description": "222 Kearny Street, San Francisco, CA, 94108"
        },
        {
            "name": "LA31-1547 9th St Santa Monica",
            "expected": 'LA31',
            "description": "1547 9th St Santa Monica, CA 90401"
        },
        {
            "name": "SF26 - 731 Sansome Street",
            "expected": 'SF26',
            "description": "731 Sansome Street, San Francisco, CA"
        },
        {
            "name": "SF26 - Base Building System",
            "expected": 'SF26-BASE_BUILDING',
            "description": "731 Sansome Street,San Francisco, CA"
        },
        {
            "name": "SF30 - 340 Bryant",
            "expected": 'SF30',
            "description": "340 Bryant, SF"
        },
        {
            "name": "SF33 - 180 Sansome Street 2nd FL",
            "expected": 'SF33-2FL',
            "description": "180 Sansome Street, SF, CA 94104"
        },
        {
            "name": "SF33 - 180 Sansome Street 3rd FL",
            "expected": 'SF33-3FL',
            "description": "180 Sansome Street, SF, CA 94104"
        },
        {
            "name": "SF30 - 340 Bryant Street 3rd FL",
            "expected": 'SF30-3FL',
            "description": "340 Bryant Street, San Francisco, CA, 94107, USA"
        },

        //TODO: How do we deal with typos like this one?
        {
            "name": "SF33 - 180 Sansome Street",
            "expected": 'SF33',
            "description": "180 SansomeStreet, SF, CA 94104"
        },
    ]

address.map(a => {
    console.log('---------------------- %s', a.description);
    console.log(parser.parseLocation(a.description));
    console.log('---')
    console.log(postal.expand.expand_address(a.description));
    console.log(postal.parser.parse_address(a.description));
});
// parser.parseLocation('1005 N Gravenstein Highway Sebastopol CA 95472');

Other libraries include simple text normalization:

• address-validator

• address-parser