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  2. NOK to SLL

Norwegian Krone (NOK) to Old Sierra Leonean Leone (SLL)

Convert Norwegian kroner to old Sierra Leonean leones at the live mid-market rate. Reverse: SLL to NOK

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 NOK to SLE.

1 Norwegian Krone =

2,388.82 SLL 0.00% today

1 NOK = 2,388.82 SLL · 1 SLL = 0.00041862 NOK

Mid-market rate, updated 07:17 UTC. Paid plans update as often as every 60 seconds. Get NOK→SLL rates via API

NOK to SLL over the last year

2,200.002,300.002,400.002,500.00Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
2,487.24
52-week low
2,211.23
52-week average
2,355.82
Change over the year
+4.97%

Conversion tables

NOK to SLL
NOK SLL
1 NOK 2,388.82 SLL
10 NOK 23,888.19 SLL
100 NOK 238,881.86 SLL
1,000 NOK 2,388,818.58 SLL
10,000 NOK 23,888,185.76 SLL
50,000 NOK 119,440,928.82 SLL
100,000 NOK 238,881,857.63 SLL
SLL to NOK
SLL NOK
1 SLL 0.0004186 NOK
10 SLL 0.004186 NOK
100 SLL 0.04186 NOK
1,000 SLL 0.4186 NOK
10,000 SLL 4.19 NOK
50,000 SLL 20.93 NOK
100,000 SLL 41.86 NOK

Get NOK→SLL rates via API

The live rate, the rate on any past day or a whole range, for SLL 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=NOK -d currencies=SLL \
  -H "apikey: YOUR-API-KEY"

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

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Questions about NOK to SLL

How much is 1 NOK in SLL?

1 Norwegian Krone is 2,388.82 old Sierra Leonean leones at the mid-market rate of 4 October 2026, 07:17 UTC, and 1 SLL is 0.00041862 NOK.

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

Over the last 52 weeks 1 NOK ranged from 2,211.23 to 2,487.24 SLL, 2,355.82 SLL on average.

Which exchange rate is this?

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