zipcode-urban.js

Is a zip code considered urban?

Usage

``
import { isUrban } from 'zipcode-urban.js';

console.log('Cambridge is urban:', isUrban(02139))
``

Issues

$3

| zipcode | urban | city |
| ----- | ----- | ------ |
| 02116 | true | Boston |
| 02139 | true | Cambridge (Boston, MA--NH--RI Urbanized Area) |
| 10001 | true | New York |
| 94061 | true | San Francisco |
| 98103 | true | North Seattle (Wallingford) |
| 60007 | true | Chicago |
| 73301 | false | Austin |
| 77001 | false | Houston |

$3

| zipcode | urban | city |
| ----- | ----- | ------ |
| 02169 | false | Quincy |
| 02170 | true | Quincy |
| 02456 | false | Newton |
| 02495 | false | Newton |
| 02474 | true | Arlington |
| 02477 | false | Arlington |
| 01601 | false | Worcester |