The New Zaire (ZRN) is obsolete. It was replaced with the Congolese franc (CDF) in 1967.
One thousand ZRN are equivalent to one CDF.

Franc Congolais (CDF) and Sao Tome Dobra (STD) Currency Exchange Rate Conversion Calculator

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This Sao Tome Dobra and New Zaire convertor is up to date with exchange rates from August 12, 2026.

Enter the amount to be converted in the box to the left of Sao Tome Dobra. Use "Swap currencies" to make New Zaire the default currency. Click on New Zaires or Sao Tome Dobras to convert between that currency and all other currencies.

Sao Tome and Principe
Congo
Other countries and currencies

The Sao Tome Dobra is the currency in Sao Tome and Principe (ST, STP). The New Zaire is the currency in Congo (CD, COD). The symbol for STD can be written Db. The Sao Tome Dobra is divided into 100 centimos. The exchange rate for the Sao Tome Dobra was last updated on May 3, 2023 from Yahoo Finance. The exchange rate for the New Zaire was last updated on August 12, 2026 from MSN. The STD conversion factor has 5 significant digits. The ZRN conversion factor has 5 significant digits.


STD ZRN
coinmill.com
20,000.0 0
50,000.0 0
100,000.0 0
200,000.0 0
500,000.0 10
1,000,000.0 20
2,000,000.0 40
5,000,000.0 100
10,000,000.0 210
20,000,000.0 410
50,000,000.0 1030
100,000,000.0 2050
200,000,000.0 4100
500,000,000.0 10,260
1,000,000,000.0 20,510
2,000,000,000.0 41,020
5,000,000,000.0 102,560
STD rate
May 3, 2023
ZRN STD
coinmill.com
0 24,377.0
0 48,754.0
0 97,508.5
10 243,771.0
10 487,542.0
20 975,084.0
50 2,437,710.0
100 4,875,420.0
200 9,750,840.0
500 24,377,100.5
1000 48,754,201.0
2000 97,508,402.0
5000 243,771,005.0
10,000 487,542,009.5
20,000 975,084,019.0
50,000 2,437,710,047.5
100,000 4,875,420,095.0
ZRN rate
August 12, 2026

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