The New Zaire (ZRN) is obsolete.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 September 7, 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 September 7, 2026 from MSN. The STD conversion factor has 5 significant digits. The ZRN conversion factor has 3 significant digits.


STD ZRN
coinmill.com
20,000.0 2,198,470
50,000.0 5,496,180
100,000.0 10,992,360
200,000.0 21,984,710
500,000.0 54,961,780
1,000,000.0 109,923,570
2,000,000.0 219,847,130
5,000,000.0 549,617,830
10,000,000.0 1,099,235,670
20,000,000.0 2,198,471,340
50,000,000.0 5,496,178,340
100,000,000.0 10,992,356,690
200,000,000.0 21,984,713,380
500,000,000.0 54,961,783,440
1,000,000,000.0 109,923,566,880
2,000,000,000.0 219,847,133,760
5,000,000,000.0 549,617,834,390
STD rate
May 3, 2023
ZRN STD
coinmill.com
2,000,000 18,194.5
5,000,000 45,486.0
10,000,000 90,972.5
20,000,000 181,944.5
50,000,000 454,861.5
100,000,000 909,723.0
200,000,000 1,819,446.0
500,000,000 4,548,615.0
1,000,000,000 9,097,230.5
2,000,000,000 18,194,460.5
5,000,000,000 45,486,151.5
10,000,000,000 90,972,302.5
20,000,000,000 181,944,605.5
50,000,000,000 454,861,513.5
100,000,000,000 909,723,027.0
200,000,000,000 1,819,446,054.0
500,000,000,000 4,548,615,135.0
ZRN rate
September 7, 2026

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