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All plugs from USA will work in Guam
2 of USA's 2 plugs will fit in Guam. USA has plugs of type A and B, and plugs of type A and B will fit electrical sockets in Guam. See more below.
All plugs
match
Different
Voltage
Same
Frequency
 COUNTRY |  VOLTAGE |  FREQUENCY |  PLUGS |
|---|---|---|---|
| USA | 120V | 60Hz |  Type A  Type B |
| Guam | 110V | 60Hz | Type A Type B |