Live clock
Africa/Sao_Tome · current local civil time
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IANA zoneAfrica/Sao_Tome
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Practical Country Info
São Tomé and Príncipe Practical Country Info
São ToméLocal time
Time, road side, electricity, plugs, communications and standard country identifiers in one practical reference.
For São Tomé and Príncipe, civil time is represented by Africa/Sao_Tome, traffic keeps to the right side, the listed mains supply is 230 V, the international calling code is +239, and the country-code domain is .st.
Time zone
Africa/Sao_Tome
Driving side
Right side
Mains voltage
230 V
Calling code
+239
ISO alpha-2
ST
Civil time
São Tomé and Príncipe time right now
Civil time reference
IANA time-zone identifiers used on this page
São Tomé and Príncipe is represented here using Africa/Sao_Tome.
Road standard
Driving side
Right side traffic
Road convention
Vehicles normally travel on the right side of the road in São Tomé and Príncipe.
Electrical system
Electrical system
Mains electricity
Nominal mains voltage
230 V
Plug and socket types
Plug and socket types
Type C
2 round pins
Type F
2 round pins with side grounding contacts
Socket diagrams show the identifying pin geometry. Actual outlet faceplates can vary by manufacturer and installation.
Communications and identifiers
How São Tomé and Príncipe is identified internationally
+239
Calling code
.st
Country domain
ST
ISO 3166
Alpha 2ST
Alpha 3STP
Numeric678
For São Tomé and Príncipe, measurement: This page uses SI (metric) units as the reference system for measurement comparisons. Everyday and sector-specific practice may also use other units.
Structured reference
São Tomé and Príncipe practical data table
| Field | São Tomé and Príncipe | Authority / basis |
|---|---|---|
| Time zone | Africa/Sao_Tome | IANA |
| Driving side | Right side | Cited road convention |
| Mains voltage | 230 V | Cited electrical reference |
| Commercial frequency | 50 Hz | Cited electrical reference |
| Calling code | +239 | ITU |
| ccTLD | .st | IANA Root Zone |
| ISO alpha-2 | ST | ISO 3166 |
| ISO alpha-3 | STP | ISO 3166 |
| ISO numeric | 678 | ISO 3166 |
| Measurement practice | This page uses SI (metric) units as the reference system for measurement comparisons. Everyday and sector-specific practice may also use other units. | Page methodology |
Sources & methodology
The source cards below document São Tomé and Príncipe's cited practical-data fields, including calling code +239, ccTLD .st, time-zone reference Africa/Sao_Tome, and identify the authority used for each claim.