Nigeria has several exchange rates - the official one, the black market, a rate for Muslim pilgrims going to Saudi Arabia and a rate for foreign travel, school and medical fees.
The multiplicity of rates is hurting naira assets as foreign investors find it hard to price them, analysts say.
Read also: Black market naira at 499 per dollar
Aminu Gwadabe, head of Nigeria exchange bureaus, said the central bank would sell $8000 each to his members this week at a rate of 360 a dollar, which they would resell to consumers at a profit margin of 2 naira.
Nigeria, Africa's biggest economy, is in recession for the first time in a quarter of a century.