A library to get a list of postcodes for Tanzania The row data about the cities/regions and their posts codes is in the source.json file. This data was extracted from the TCRA resources publications
Installation: npm install postcodes-tz
To use in your app require('postcodes-tz')
Available Methods getPostcode(city_name): this one returns the postcode of the city getPostcodes(): returns an array of the city names and postcodes. getCityNames(sortOrder) return a sorted array of the city names. sortOder can be "asc" or "desc"