Convert 100 Old Sierra Leonean Leone (SLL) to Old Zambian Kwacha (ZMK)

Convert old Sierra Leonean leones to old Zambian kwachas at the live mid-market rate. Reverse: ZMK to SLL

The Old Sierra Leonean Leone is no longer in use

Old Sierra Leonean Leone (SLL) was replaced by the Sierra Leonean Leone (SLE) in 2022. For today’s money, convert SLE to ZMK.

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 SLL to ZMW.

Amount

From

100 old Sierra Leonean leones =

39 ZMK 0.00% today

1 SLL = 0.391622 ZMK · 1 ZMK = 2.55348 SLL

Mid-market rate, updated 12:58 UTC. Paid plans update as often as every 60 seconds. Get SLL→ZMK rates via API

SLL to ZMK over the last year

52-week high: 0.39848
52-week low: 0.39133
52-week average: 0.39469
Change over the year: −1.36%

Conversion tables

SLL to ZMK
SLL	ZMK
1 SLL	0.3916 ZMK
10 SLL	4 ZMK
100 SLL	39 ZMK
1,000 SLL	392 ZMK
10,000 SLL	3,916 ZMK
50,000 SLL	19,581 ZMK
100,000 SLL	39,162 ZMK

ZMK to SLL
ZMK	SLL
1 ZMK	2.55 SLL
10 ZMK	25.53 SLL
100 ZMK	255.35 SLL
1,000 ZMK	2,553.48 SLL
10,000 ZMK	25,534.82 SLL
50,000 ZMK	127,674.10 SLL
100,000 ZMK	255,348.21 SLL

Get SLL→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=SLL -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=SLL -d currencies=ZMK \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about SLL to ZMK

How much is 100 SLL in ZMK?

100 old Sierra Leonean leones is 39 old Zambian kwachas at the mid-market rate of 4 October 2026, 12:58 UTC, when 1 SLL = 0.391622 ZMK.

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

Over the last 52 weeks 1 SLL ranged from 0.391334 to 0.398479 ZMK, 0.394694 ZMK on average.

Which exchange rate is this?

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