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Old Sierra Leonean Leone (SLL) to Tongan Paʻanga (TOP)

Convert old Sierra Leonean leones to Tongan paʻanga at the live mid-market rate. Reverse: TOP 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 TOP.

1 Old Sierra Leonean Leone =

0.0001036 TOP 0.00% today

1 SLL = 0.00010361 TOP · 1 TOP = 9,652.04 SLL

Mid-market rate, updated 00:48 UTC. Paid plans update as often as every 60 seconds. Get SLL→TOP rates via API

SLL to TOP over the last year

0.0001020.0001040.000106Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.00010635
52-week low
0.00010180
52-week average
0.00010375
Change over the year
−0.97%

Conversion tables

SLL to TOP
SLL TOP
1 SLL 0.0001036 TOP
10 SLL 0.001036 TOP
100 SLL 0.01036 TOP
1,000 SLL 0.1036 TOP
10,000 SLL 1.04 TOP
50,000 SLL 5.18 TOP
100,000 SLL 10.36 TOP
TOP to SLL
TOP SLL
1 TOP 9,652.04 SLL
10 TOP 96,520.37 SLL
100 TOP 965,203.72 SLL
1,000 TOP 9,652,037.23 SLL
10,000 TOP 96,520,372.28 SLL
50,000 TOP 482,601,861.42 SLL
100,000 TOP 965,203,722.84 SLL

Get SLL→TOP rates via API

The live rate, the rate on any past day or a whole range, for TOP 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=TOP \
  -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=TOP \
  -d date=2025-10-02 \
  -H "apikey: YOUR-API-KEY"

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Questions about SLL to TOP

How much is 1 SLL in TOP?

1 Old Sierra Leonean Leone is 0.00010361 Tongan paʻanga at the mid-market rate of 2 October 2026, 00:48 UTC, and 1 TOP is 9,652.04 SLL.

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

Over the last 52 weeks 1 SLL ranged from 0.0001018 to 0.00010635 TOP, 0.00010375 TOP on average.

Which exchange rate is this?

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