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
How to call Solomon Islands
Click any step — watch the full dial string build piece by piece.
FULL NUMBER FORMAT
011 · +677 · XXXXXXX
Twiching automatically adds the exit and country codes — just enter the local number.
Solomon Islands —
connected across every carrier.
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
Solomon Islands
Oceania · SB
Solomon Islands numbering plan & how to dial
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.
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'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.
Permitted — Telecommunications Commission of the Solomon Islands regulated
Regulated by Telecommunications Commission of the Solomon Islands (TCSI)
- 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.
US → Solomon Islands
$0.17/min
per minute
Solomon Islands → US
$0.17/min
per minute
More in Oceania
Business calling to Solomon Islands
Local SB caller ID
Present a Solomon Islands +677 number so prospects in Honiara and nationwide recognise the call and are more likely to answer.
Oceania outbound & support
Run sales and support lines into Solomon Islands over Tier-1 routes that interconnect with networks like Our Telekom (Solomon Telekom).
Follow-the-sun coverage
Staff Solomon Islands hours (Pacific/Guadalcanal) with routing that sends calls to the right team at the right local time.
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.
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