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  2. MRO to USDT

Old Mauritanian Ouguiya (MRO) to Tether (USDT)

Convert old Mauritanian ouguiyas to Tethers at the live mid-market rate. Reverse: USDT to MRO

The Old Mauritanian Ouguiya is no longer in use

Old Mauritanian Ouguiya (MRO) was replaced by the Mauritanian Ouguiya (MRU) in 2018. For today’s money, convert MRU to USDT.

1 Old Mauritanian Ouguiya =

0.002795 USDT −0.05% today

1 MRO = 0.00279507 USDT · 1 USDT = 357.772 MRO

Mid-market rate, updated 04:00 UTC. Paid plans update as often as every 60 seconds. Get MRO→USDT rates via API

MRO to USDT over the last year

0.002780.00280.00282Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.0028199
52-week low
0.0027696
52-week average
0.0027997
Change over the year
−0.22%

Conversion tables

MRO to USDT
MRO USDT
1 MRO 0.002795 USDT
10 MRO 0.02795 USDT
100 MRO 0.2795 USDT
1,000 MRO 2.80 USDT
10,000 MRO 27.95 USDT
50,000 MRO 139.75 USDT
100,000 MRO 279.51 USDT
USDT to MRO
USDT MRO
1 USDT 357.77 MRO
10 USDT 3,577.72 MRO
100 USDT 35,777.25 MRO
1,000 USDT 357,772.49 MRO
10,000 USDT 3,577,724.87 MRO
50,000 USDT 17,888,624.35 MRO
100,000 USDT 35,777,248.70 MRO

Get MRO→USDT rates via API

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

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

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Questions about MRO to USDT

How much is 1 MRO in USDT?

1 Old Mauritanian Ouguiya is 0.00279507 Tethers at the mid-market rate of 4 October 2026, 04:00 UTC, and 1 USDT is 357.772 MRO.

What was the MRO to USDT rate over the last year?

Over the last 52 weeks 1 MRO ranged from 0.00276957 to 0.00281985 USDT, 0.00279966 USDT on average.

Which exchange rate is this?

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