NGN to SLL exchange rate API
Naira to Leone · quoted 2026-10-03
17.3292
▲ +0.38% over 30D
1 NGN = 17.3292 SLL · 1 SLL = 0.05771 NGN · Get this rate via the API
1 NGN buys 17.3292 SLL as of 2026-10-03, so 1 SLL buys 0.05771 NGN. Over the last 30 days, NGN/SLL traded between 15.7424 and 18.5754, averaged 17.4218 and rose 0.38%. 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 30D: show the values
| Point | NGN/SLL |
|---|---|
| 2026-09-03 | 17.2641 |
| 2026-09-04 | 18.5676 |
| 2026-09-05 | 17.6514 |
| 2026-09-06 | 17.3442 |
| 2026-09-07 | 17.3375 |
| 2026-09-08 | 17.3397 |
| 2026-09-09 | 17.3584 |
| 2026-09-10 | 17.3212 |
| 2026-09-11 | 17.2936 |
| 2026-09-12 | 17.2939 |
| 2026-09-13 | 17.2886 |
| 2026-09-14 | 17.3097 |
| 2026-09-15 | 17.3180 |
| 2026-09-16 | 18.5506 |
| 2026-09-17 | 17.2510 |
| 2026-09-18 | 15.7424 |
| 2026-09-19 | 17.2204 |
| 2026-09-20 | 17.2207 |
| 2026-09-21 | 17.2362 |
| 2026-09-22 | 18.5754 |
| 2026-09-23 | 17.3107 |
| 2026-09-24 | 17.2693 |
| 2026-09-25 | 17.2814 |
| 2026-09-26 | 17.2501 |
| 2026-09-27 | 17.2462 |
| 2026-09-28 | 17.2574 |
| 2026-09-30 | 18.5493 |
| 2026-10-02 | 17.3474 |
| 2026-10-03 | 17.3292 |
High
18.5754
Low
15.7424
Average
17.4218
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.