Originally Posted by
quintic
I understand that full fare GUM-HNL is terrible idea.
The question is here, if I hold a valid visa to enter US, can I enter Guam?
Visas have purposes and limitations attached to them. A visa to go to school/OPT is not an all purpose visa for whatever you want to do in/through the US.
The CBP officer is correct if she's not doing YAP-GUM-ROR for school/OPT purposes.