From Guam to Papua New Guinea
When travelling from Guam to Papua New Guinea: None of your Guam plug types fit in Papua New Guinea. You will need a travel adapter. Voltage is different (110V → 240V). Check your charger label; if it doesn’t list 240V you’ll also need a voltage converter. Frequency differs (60Hz → 50Hz). Modern phone and laptop chargers are usually fine, but some clocks, motors, and appliances may behave incorrectly.
Guam
Papua New GuineaYour plugs
Type A
No fit
Type B
No fit
Accepted in Papua New Guinea
Type I
0 of 2 plug type(s) match
You: A, B • Papua New Guinea: I
No fit for: A, B
Voltage: 110V → 240V
Different voltage
You may need a voltage converter.
Frequency: 60Hz → 50Hz
Different frequency
Check device supports both 50/60 Hz.
You will need an adapter and likely a converterAdapters you may need
Your plug shape does not fully match. Voltage differs; check for 100–240V support.
About electricity in Papua New Guinea
Papua New Guinea uses 240V/50Hz with Type I sockets.
Grid & history
PNG Power supplies the major cities with a mix of hydropower (Yonki, Ramu) and diesel. Vast parts of the country remain off-grid.
Availability
Reliable in Port Moresby and Lae; rural Highlands largely off-grid.
Sockets & hotels
Type I. Australian/NZ plugs fit.
Energy mix
Practical tips
- An Australian or NZ Type I adapter works in both countries.
- Voltage is 240V, the high end of the European range, and modern chargers handle it.
- A power bank is essential outside major cities.
Frequently asked questions
- Will my Guam plug work in Papua New Guinea?
- No. None of your Guam plugs (Type A, Type B) fit in Papua New Guinea sockets (Type I), so you will need a travel adapter.
- What plug type does Papua New Guinea use?
- Papua New Guinea uses Type I. The supply is 240V at 50Hz.
- Do I need a voltage converter for Papua New Guinea when travelling from Guam?
- Papua New Guinea runs on 240V, while Guam uses 110V. Check your charger label for a 100 to 240V rating; if it does not list 240V you will also need a voltage converter.
- Is the electrical frequency in Papua New Guinea the same as Guam?
- Frequency in Papua New Guinea is 50Hz, while Guam uses 60Hz. Modern phone and laptop chargers handle either, but clocks, motors, and some heating appliances may behave incorrectly.