Philippines to Guam Plug Adapter
Adapter needed for some plugs
Maybe. Type A and Type B plugs from the Philippines fit sockets in Guam, but Type C plugs need an adapter.
Your plugs · Philippines
Voltage: 220 V
Sockets at destination · Guam
Voltage: 110 V
Voltage converter
Guam uses 110 V and the Philippines uses 220 V. Check the label on each device: if it says 100–240V it works anywhere; otherwise you need a voltage converter.
Frequently asked questions
Do I need a plug adapter for Guam from the Philippines?
Maybe. Type A and Type B plugs from the Philippines fit sockets in Guam, but Type C plugs need an adapter.
Do I need a voltage converter for Guam?
Guam uses 110 V and the Philippines uses 220 V. Check the label on each device: if it says 100–240V it works anywhere; otherwise you need a voltage converter.
Source: Wikidata (CC0), retrieved 2026-10-22. Plug descriptions and compatibility are our own summary of the IEC plug types. Hotels and new buildings may have other sockets — carry a universal adapter if unsure.