Short codes work with all major carriers, including AT&T, Verizon, T-Mobile, Sprint, and MetroPCS, making sure your mobile text campaigns are delivered. Choose from a variety of short codes or get a dedicated short code. Short codes are easier for people to remember and type out than regular 10-digit phone numbers.
A long code is a 10-digit phone number, that is used to broadcast text messages or enable subscribers to opt-in via mobile keyword. Long codes are ideal for customer service and two-way messaging. SMS Long Codes are ideal for P2P (Person to Person) messaging and are perfect for things like customer service.