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São Tomé and Príncipe Dobra (STN) to Old Zambian Kwacha (ZMK)

Convert São Tomé and Príncipe dobras to old Zambian kwachas at the live mid-market rate. Reverse: ZMK to STN

The Old Zambian Kwacha is no longer in use

Old Zambian Kwacha (ZMK) was replaced by the Zambian Kwacha (ZMW) in 2013. For today’s money, convert STN to ZMW.

1 São Tomé and Príncipe Dobra =

413 ZMK +0.67% today

1 STN = 412.695 ZMK · 1 ZMK = 0.0024231 STN

Mid-market rate, updated 11:37 UTC. Paid plans update as often as every 60 seconds. Get STN→ZMK rates via API

STN to ZMK over the last year

410.00420.00430.00Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
435.97
52-week low
408.63
52-week average
423.35
Change over the year
−3.93%

Conversion tables

STN to ZMK
STN ZMK
1 STN 413 ZMK
10 STN 4,127 ZMK
100 STN 41,269 ZMK
1,000 STN 412,695 ZMK
10,000 STN 4,126,948 ZMK
50,000 STN 20,634,739 ZMK
100,000 STN 41,269,479 ZMK
ZMK to STN
ZMK STN
1 ZMK 0.002423 STN
10 ZMK 0.02423 STN
100 ZMK 0.2423 STN
1,000 ZMK 2.42 STN
10,000 ZMK 24.23 STN
50,000 ZMK 121.15 STN
100,000 ZMK 242.31 STN

Get STN→ZMK rates via API

The live rate, the rate on any past day or a whole range, for ZMK and 170+ other currencies, as JSON. Free plan included. See the exchange rate API.

Get a free API key API documentation 
curl https://api.currencyapi.com/v3/latest \
  -G -d base_currency=STN -d currencies=ZMK \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=STN -d currencies=ZMK \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about STN to ZMK

How much is 1 STN in ZMK?

1 São Tomé and Príncipe Dobra is 412.695 old Zambian kwachas at the mid-market rate of 4 October 2026, 11:37 UTC, and 1 ZMK is 0.0024231 STN.

What was the STN to ZMK rate over the last year?

Over the last 52 weeks 1 STN ranged from 408.635 to 435.974 ZMK, 423.351 ZMK on average.

Which exchange rate is this?

The mid-market rate: the midpoint between what currency markets pay and ask for STN/ZMK, without the margin a bank or card issuer adds, so the rate you are charged is usually a little worse.