Your complete guide to dialling Tonga from Nukuʻalofa to anywhere in the world — verified +676 country code, Pacific/Tongatapu time zone, Oceania region, ISO references, live local time and weather, plus a step-by-step walkthrough.
Calling
Tonga
+676
Nukuʻalofa
Weather
HD voice signal
Alpha-2
TO
Alpha-3
TON
Tonga
TO
2 Digit ISO
+676
Country Calling Code
TON
3 Digit ISO
Capital
Nukuʻalofa
Time zone
Pacific/Tongatapu
Weather · Nukuʻalofa
Humidity
Wind
Tonga
+676
Capital
Nukuʻalofa
Region
Oceania
Time zone
Pacific/Tongatapu
Coordinates
21.2° S, 175.2° W
ISO 3166-1
TO / TON
Dial format
+676 [area] [number]
Current time in Nukuʻalofa
—:—
Best time to call: 09:00 – 17:00 Tongatapu
A complete international number is built from four parts. Here's the anatomy and the dialling order.
Number anatomy
Format follows ITU-T Recommendation E.164 the international public telecommunication numbering plan.
Press + on a mobile (hold the 0 key), or dial 00 from most countries / 011 from North America.
Dial +676. This identifies Tonga on the global telephone network.
Type the first part of the local number. Drop the leading 0 if there is one.
The remaining digits route the call to the specific line in Nukuʻalofa or elsewhere.
To call Tonga on WhatsApp, save the number with +676 and no exit prefix — WhatsApp dials from your contacts, not a dial pad. Voice and video calls are free over data.
Need an inbound Tonga number?
TKOS provisions +676 DIDs and termination through direct carrier interconnects.
Whether you're reaching Tonga for business or family, three habits keep every conversation crystal clear and a clean route from TKOS handles the rest.
Nukuʻalofa is a Pacific-region destination — calls run 280–320ms round-trip and a wired headset with hardware echo cancellation handles the longer path better than earbuds.
Nukuʻalofa is ~19,312 km away — latency runs 280–310ms. Use wired ethernet to eliminate Wi-Fi jitter on this long-haul path.
Schedule Tonga calls during Nukuʻalofa business hours — 09:00–17:00 Pacific/Tongatapu — your contact will be at their desk in a quiet space rather than taking the call on the move.
Special-rate prefixes and the major city area codes inside Tonga (+676).
| City | Dial codes |
|---|---|
| EUA | +676-50 |
| KOLONGA | +676-33, +676-34 |
| MASILAMEA | +676-41, +676-42 |
| MATANGIAKE | +676-43, +676-44 |
| MUA | +676-31, +676-32 |
| NAKOLO | +676-35, +676-36 |
| NEIAFU | +676-70, +676-71, +676-74, +676-79 |
| NIUATOPUTAPU | +676-85 |
| PEA | +676-29, +676-30 |
| VAINI | +676-37, +676-38 |
Capital
Nukuʻalofa
Population
106.9K
Area
747 km²
GDP (USD)
$530.00M
Currency
Tongan Paʻanga (TOP T$)
Languages
Tongan, English
Emergency number
911 / 922
Internet TLD
.to
Drive side
Left-hand traffic
Latitude / Longitude
21.18°S / 175.20°W
Time zone
Pacific/Tongatapu
ISO 3166 codes
TO · TON
Nukuʻalofa is ~19,312 km away — trans-Pacific routes carry a premium, but TKOS still undercuts mobile carriers by 60–80%.
Built on top of every Tonga (+676) route quality, price, and people you can reach.
TKOS routes every Tonga call through direct carrier interconnects, reaching Nukuʻalofa with HD voice and minimal jitter (~280ms RTT).
TKOS buys Tonga termination in bulk, routing directly to Nukuʻalofa — the savings go straight into your per-minute rate. Transparent per-minute rates for Tonga (+676), no hidden fees.
Your account manager covers Pacific/Tongatapu hours for Tonga. Phone, email, and live chat — always online for Nukuʻalofa routes, day or night.
Everything a business or traveller needs to know before dialling Tonga (+676). Can't find an answer? Our team is one click away.
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