Guam wants say in safe zone for US-bound Afghan allies
File photo of US base in Guam.
There are fears that if they remain in Afghanistan they will suffer retaliation from the Taliban.
"I assure you that my administration is prepared to assist in executing your plans on this matter should Guam be chosen," Leon Guerrero said in her letter.
"If such a decision is made, I respectfully ask that I be part of critical discussions concerning Guam's role and any related task force should one be established.
"Due to the gravity and urgency of this matter, I would like to speak with you soon."
There has been mixed reaction in Guam to the possibility of again being used as an evacuation destination, after the Pacific US territory took in Vietnamese refugees in 1975 before they were resettled in the United States.
"How many Afghans are we talking about? If just dozens, maybe that won't be so bad but if we are talking thousands, I don't think we can handle it."
But Nadia Holm, 40, said the United States had a responsibility to protect those who had assisted American forces.
"They have been loyal to the US. Their lives are at risk and we should protect them from harm," she said.