Don’t require power plug adapter while traveling from Guam to Antigua and Barbuda.

Here's why you do not need an adapter

The outlet and plug type used in Antigua and Barbuda are A and B and in Guam are A and B and they are compatible with each other.

Guam

In Guam, outlets of type A and B are in use.

Type A

Type B

Antigua and Barbuda

In Antigua and Barbuda, outlets of type A and B are in use.

Type A

Type B