South Korea Country Code: +82
Dial South Korea correctly with calling code +82、ISO コード (KR、 KOR、 410), Korea phone number formats (landline and mobile), and a live clock for Korea Standard Time (KST, UTC+9）。
ダイヤル +82, then drop the domestic trunk 0。
Used in APIs, logistics, and billing.
02 → +82 2, 010 → +82 10
One time zone nationwide.
South Korea quick facts
Useful details for international dialing, forms, and global operations.
| 国 | South Korea (Republic of Korea) |
|---|---|
| 資本 | Seoul |
| 国別電話番号 | +82 |
| ISO 3166-1 | KR (alpha-2), KOR (alpha-3), 410 (numeric) |
| インターネットTLD | .kr |
| タイムゾーン | KST (UTC+9), no DST (IANA: Asia/Seoul) |
| トランクプレフィックス（国内） | 0 |
| 緊急電話番号 | 112 (police), 119 (fire/ambulance) |
How to call South Korea
国際ダイヤル形式: 終了コード + 82 + area/mobile prefix + 市内番号. Drop the domestic trunk 0。
段階的に
- あなたの国の出口コードをダイヤルします (右の例)。
- ダイヤル 82 (South Korea country code).
- Dial the area/mobile prefix それなし the leading 0 (e.g., 02 → 2, 010 → 10).
- 残りの加入者番号をダイヤルします。
一般的な終了コード
| から | 終了コード |
|---|---|
| アメリカ / カナダ | 011 |
| イギリス | 00 |
| EU (ほとんどの国) | 00 |
| オーストラリア | 0011 |
| インド | 00 |
South Korea phone number formats
South Korea uses an open dialing plan. Domestic numbers typically include a trunk prefix 0. From overseas, write numbers as +82 plus the national significant number (without that leading 0).
Common formats (examples)
- Seoul landline: 02-1234-5678 → +82 2 1234 5678
- Other areas: 0XX-123-4567 または 0XX-1234-5678
- 携帯： 010-1234-5678 → +82 10 1234 5678
- VoIP: 070-XXXX-XXXX → +82 70 XXXX XXXX
Non-geographic prefixes (quick overview)
- 070 — Internet phone / VoIP
- 050 — personal number services (and related variants)
- 080 — toll-free (rules can vary by mobile/landline)
- 060 — premium-rate / information services
For compliance, billing, or telecom routing, use official numbering plan references.
Major South Korea area codes
Area codes are written with a leading 0 domestically (e.g., 02). From overseas, drop the 0 after +82。
| Area | 国内 | 国際的 |
|---|---|---|
| Seoul | 02 | +82 2 … |
| Incheon | 032 | +82 32 … |
| Gyeonggi-do | 031 | +82 31 … |
| Busan | 051 | +82 51 … |
| Ulsan | 052 | +82 52 … |
| Daegu | 053 | +82 53 … |
| Daejeon | 042 | +82 42 … |
| Gwangju | 062 | +82 62 … |
| Jeju-do | 064 | +82 64 … |
South Korea time zone (KST, UTC+9)
South Korea uses one time zone nationwide: Korea Standard Time (UTC+9), with 夏時間なし。
スケジュールのヒント
If you schedule international calls, convert from UTC+9 and confirm local working hours (KST).
- KST: UTC+9
- 年間を通じて DST の変更はありません
ダイヤル文字列ビルダー
Paste a Korean number in common forms (+82…、 82…、 0…). The builder outputs a dialable string using your exit code and applies the “drop trunk 0” rule.
This builder formats the dialing string. Call completion depends on carrier routing and service availability.
Validate a +82 number (format check)
This quick check normalizes input and verifies a plausible South Korea structure: +82 + (area/mobile prefix without trunk 0) + subscriber digits.
This is a formatting check only (not a carrier lookup).
よくある質問
How do I call Seoul from the US?
ダイヤル 011 + 82 + 2 + the Seoul subscriber number. (Drop the leading 0 from 02.)
Is 010 the only mobile prefix?
Most modern mobile numbers use 010. Older prefixes like 011、 016、 017、 018、 019 can still exist, but 010 is the standard format used for new assignments.
What time zone is South Korea in?
South Korea uses KST (UTC+9) 一年中行われ、夏時間は適用されません。
出典と参考文献
Official and widely used references for ISO codes, numbering formats, and time zone details.