拨 + Number/Object
拨 (bō) means 'to dial,' 'to turn,' or 'to push aside' and is most commonly used in the context of dialing a phone number. It can also mean to stir, pluck, or allocate depending on context.
你拨一下他的电话号码试试。
Nǐ bō yíxià tā de diànhuà hàomǎ shìshi.
Try dialing his phone number.
我拨了好几次,都没人接。
Wǒ bō le hǎo jǐ cì, dōu méi rén jiē.
I dialed several times, but no one answered.
请拨分机号转到客服部门。
Qǐng bō fēnjī hào zhuǎn dào kèfú bùmén.
Please dial the extension number to be transferred to the customer service department.