Old Belarusian Ruble (BYR) is obsolete. It was replaced by the New Belarusian Ruble (BYN) on July 1, 2016 1000 BYR are equivalent to 1 BYN.

Belarusian Ruble (BYN) and Sao Tome Dobra (STD) Currency Exchange Rate Conversion Calculator

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This Old Belarusian Ruble and Sao Tome Dobra convertor is up to date with exchange rates from October 9, 2026.

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

The Old Belarusian Ruble is the currency in Belarus (BY, BLR, Belorussia). The Sao Tome Dobra is the currency in Sao Tome and Principe (ST, STP). The symbol for BYR can be written BR. The symbol for STD can be written Db. The Sao Tome Dobra is divided into 100 centimos. The exchange rate for the Old Belarusian Ruble was last updated on October 8, 2026 from MSN. The exchange rate for the Sao Tome Dobra was last updated on May 3, 2023 from Yahoo Finance. The BYR conversion factor has 4 significant digits. The STD conversion factor has 5 significant digits.


BYR STD
coinmill.com
2000 13,935.5
5000 34,839.0
10,000 69,678.0
20,000 139,355.5
50,000 348,389.0
100,000 696,778.5
200,000 1,393,556.5
500,000 3,483,891.5
1,000,000 6,967,783.0
2,000,000 13,935,566.0
5,000,000 34,838,915.5
10,000,000 69,677,830.5
20,000,000 139,355,661.0
50,000,000 348,389,153.0
100,000,000 696,778,305.5
200,000,000 1,393,556,611.5
500,000,000 3,483,891,528.5
BYR rate
October 8, 2026
STD BYR
coinmill.com
20,000.0 2870
50,000.0 7176
100,000.0 14,352
200,000.0 28,704
500,000.0 71,759
1,000,000.0 143,518
2,000,000.0 287,035
5,000,000.0 717,588
10,000,000.0 1,435,177
20,000,000.0 2,870,353
50,000,000.0 7,175,884
100,000,000.0 14,351,767
200,000,000.0 28,703,534
500,000,000.0 71,758,836
1,000,000,000.0 143,517,672
2,000,000,000.0 287,035,343
5,000,000,000.0 717,588,358
STD rate
May 3, 2023

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