Install

npm install --save ups-service-codes

Use

var upsCodes = require('ups-service-codes');
console.log(upsCodes['03']);         // UPS Ground
console.log(upsCodes.isValid('03')); // true
console.log(upsCodes.isValid('00')); // false

Reference table

Code	Description
Domestic
14	UPS Next Day Air Early
01	UPS Next Day Air
13	UPS Next Day Air Saver
59	UPS 2nd Day Air A.M.
02	UPS 2nd Day Air
12	UPS 3 Day Select
03	UPS Ground
International
11	UPS Standard
07	UPS Worldwide Express
54	UPS Worldwide Express Plus
08	UPS Worldwide Expedited
65	UPS Worldwide Saver
96	UPS Worldwide Express Freight
82	UPS Today Standard
83	UPS Today Dedicated Courier
84	UPS Today Intercity
85	UPS Today Express
86	UPS Today Express Saver
70	UPS Access Point Economy

Source

Retrieved from UPS Developer Kit on January 15, 2016.