Solomon Islands country code, +677 explained.
Everything you need to call Solomon Islands with Twiching — full dialing format, step-by-step guide, and Tier-1 CLI routes that land every call.
Solomon Islands
Honiara · Oceania
· COUNTRY INFO · VERIFIED
ISO Alpha-2
SB
Capital
Honiara
Region
Oceania
Timezone
Pacific/Guadalcanal
· DIALING GUIDE · VERIFIED
FULL DIAL FORMAT
011 · +677 · XXXXXXX
How Solomon Islands numbers break down
A complete number to Solomon Islands follows this pattern. Twiching adds the exit and country codes automatically when you dial from the app.
EXIT CODE
Dial from the US/Canada to leave the country.
COUNTRY CODE
Routes the call directly into Solomon Islands.
LOCAL NUMBER
The subscriber's local number.
COMPLETE NUMBER FORMAT
011 · +677 · XXXXXXX
Solomon Islands on the map
Honiara · Oceania
ROUTE
Tier-1 Direct
CLI
Verified
ASR
60%+ min
SIP trunking and local numbers for Solomon Islands
A Solomon Islands virtual number from Twiching plugs into SIP trunking, so an existing phone system can dial out with local +677 presence without swapping hardware or carriers.
Local +677 caller ID
Calls display a recognisable Solomon Islands number instead of an unfamiliar international one.
SIP trunking
Route your existing PBX or softphone through Twiching's Tier-1 trunk — no hardware swap.
Minutes to provision
Numbers activate in the dashboard the same day, with no on-the-ground carrier contract.
+677
Solomon Islands · ready to provision today
Built for reliable delivery into Solomon Islands
Solomon Islands isn't treated as a secondary market — it runs on the identical direct-carrier routing and delivery guarantees as every other country in the directory.
Solomon Islands
+677
191
Countries in directory
SOLOMON ISLANDS INCLUDED
99.97%
Call delivery rate
STIR/SHAKEN
500+
Carrier interconnects
TIER-1 DIRECT
60%+
Guaranteed ASR
REAL-TIME ROUTING
How Solomon Islands phone numbers are structured
Numbering Format
COUNTRY
+677
LOCAL
XXXXXXX
Under country code +677, Solomon Islands runs a closed numbering plan — just a 7-digit subscriber number after the country code, no area code required.
Carriers & language
Solomon Islands has 20% internet penetration and is served by 2 major mobile networks (Our Telekom (Solomon Telekom), bmobile Solomon Islands). VoIP is permitted and regulated by Telecommunications Commission of the Solomon Islands (TCSI). The local currency is SBD and the primary language is English, which shape IVR prompts, SMS content, and business-hours handling.
Oceania context
Oceania's networks are geographically spread across wide time-zone gaps, so time-aware dialing and resilient international routes matter most here.
Skipping the exit code
Reaching Solomon Islands from the US requires the 011 exit code ahead of +677 — skip it and the call won't connect.
Adding an area code that doesn't exist
Don't insert an area code for Solomon Islands: it's a closed plan, so +677 plus the 7-digit number is the whole address.
Ignoring the time difference
Solomon Islands runs on Pacific/Guadalcanal. Check local hours before dialing so calls don't land outside business time.
Compliance, carriers & rates for Solomon Islands
Permitted — Telecommunications Commission of the Solomon Islands regulated
Regulated by Telecommunications Commission of the Solomon Islands (TCSI)
Telecommunications Commission of the Solomon Islands (TCSI) permits VoIP in Solomon Islands without special licensing for compliant operators, which keeps setup straightforward — no separate approval process stands between signing up and placing the first call.
- VoIP services are permitted under the Telecommunications Act 2009 regulated by TCSI.
- Licensed operators must comply with interconnection and number management obligations.
- Regulatory focus is on expanding internet and voice connectivity to outer islands.
Direct Tier-1 interconnect with Our Telekom (Solomon Telekom) — no wholesale transit in between.
US → Solomon Islands
$0.17/min
Solomon Islands → US
$0.17/min
Billed per second, not rounded to the minute
How businesses use a Solomon Islands number
Look like a local business
A +677 number with Solomon Islands caller ID reads as domestic to the person picking up — unfamiliar international numbers get screened far more often.
Sales & support in one line
The same Solomon Islands number handles inbound support and outbound sales calls, both landing on Tier-1 routes into Our Telekom (Solomon Telekom) and the wider network.
Built for Pacific/Guadalcanal hours
Multi-country teams route Solomon Islands calls to whoever's actually awake and working in Pacific/Guadalcanal, without juggling separate numbers per shift.
SIP trunking for market entry
Stand up a Solomon Islands presence on SIP trunking before committing to local infrastructure — the same number scales from a pilot to full local hiring.
FAQ
Calling Solomon Islands — frequently asked questions
Yes — Solomon Islands is one of 191+ countries in Twiching's directory, with virtual numbers, SIP termination, and Tier-1 routing available. It's part of the same platform used to manage numbers across every other country in the directory.
Yes — calls to Solomon Islands are billed per second, not rounded up to the minute, starting at $0.17/min. Per-second billing means a 45-second call costs less than a full minute, unlike carriers that round every call up.
Solomon Islands runs on Pacific/Guadalcanal. Knowing this helps schedule calls and support hours so they land during the local business day rather than the middle of the night for the person picking up.
Yes. Twiching provisions Solomon Islands virtual numbers with local +677 caller ID for calls and, where supported, SMS. A recognisable local number tends to get answered more often than an unfamiliar international one, which makes it useful for sales, support, and building local market presence.
No — Solomon Islands's closed plan has no trunk prefix; the country code is followed directly by the subscriber number. That keeps the dial format identical whether the call originates domestically or from abroad.
Where locally supported, yes — Twiching's Solomon Islands numbers can send and receive SMS in addition to voice calls. That makes a single number usable for both two-way conversations and outbound notifications.
Full country code directory
Oceania is fully covered in Twiching's 191-country directory. Jump to any of the markets below for the same level of detail shown on this Solomon Islands page. All 190 other countries are listed below, Oceania first.
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Compliance with applicable regulations required.