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El Salvador area codes
| Area | Code | Digits |
| Central area | 3 | + 6D |
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| Central area | 23 | + 6D |
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| Central area | 29 | + 6D |
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| Eastern area | 6 | + 6D |
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| Eastern area | 26 | + 6D |
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| Eastern area | 27 | + 6D |
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| Metropolitan area | 2 | + 6D |
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| Metropolitan area | 5 | + 6D |
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| Metropolitan area | 20 | + 6D |
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| Metropolitan area | 21 | + 6D |
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| Metropolitan area | 22 | + 6D |
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| Metropolitan area | 25 | + 6D |
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| Western area | 4 | + 6D |
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| Western area | 24 | + 6D |
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| Western area | 28 | + 6D |
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