NGN to SLL exchange rate API
Naira to Leone · quoted 2026-10-23
17.2021
▼ +0.30% over 7D
1 NGN = 17.2021 SLL · 1 SLL = 0.05813 NGN · Get this rate via the API
1 NGN buys 17.2021 SLL as of 2026-10-23, so 1 SLL buys 0.05813 NGN. Over the last 7 days, NGN/SLL traded between 17.2021 and 17.2542, averaged 17.2347 and fell 0.30%. The API holds daily NGN/SLL rates from 2024-08-24 — 2 years of history — so any past day, or a whole series, is one request away.
Converting an invoice? Convert an amount on a specific date.
NGN/SLL over 7D
Daily observations · gaps mean no published rate
NGN/SLL over 7D: show the values
| Date | SLL |
|---|---|
| 2026-10-16 | 17.25423 |
| 2026-10-17 | 17.248673 |
| 2026-10-18 | 17.242162 |
| 2026-10-19 | 17.226024 |
| 2026-10-20 | 17.248309 |
| 2026-10-21 | 17.244797 |
| 2026-10-22 | 17.21129 |
| 2026-10-23 | 17.2021 |
High
17.2542
Low
17.2021
Average
17.2347
Statistics use all 8 daily observations in the selected period.
Get this rate via the API
One GET request returns the NGN/SLL rate as JSON. The free plan includes 1,000 requests a month, with no credit card required.
curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=NGN¤cies=SLL"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=NGN¤cies=SLL");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=NGN¤cies=SLL").json()Replace YOUR_API_KEY with the key from your dashboard.
NGN/SLL API questions
How do I get the NGN/SLL exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=NGN¤cies=SLL, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest NGN/SLL rate in rates.SLL.
How far back does NGN/SLL historical data go?
Daily NGN/SLL rates are available from 2024-08-24. Request one day with the /historical endpoint and a date, or a range of days with /timeseries.
Is there a free NGN/SLL exchange rate API?
Yes. The free plan includes 1,000 requests a month, with no credit card required; paid plans raise the limit.
Put these rates in your application
One endpoint, JSON responses, 160+ currencies and history back to 1999. Start on the free plan.