SIM card
noun /ˈsɪm kɑːd/
  /ˈsɪm kɑːrd/
- a plastic card inside a mobile phone that stores information to identify the phone and the person using it (the abbreviation for ‘subscriber identification module’) Collocations PhonesPhonesMaking and receiving phone calls
- the phone/telephone rings
 - answer/pick up/hang up the phone/telephone
 - lift/pick up/hold/replace the receiver
 - dial a (phone/extension/wrong) number/an area code
 - call somebody/talk (to somebody)/speak (to somebody) on the phone/telephone; from home/work/the office
 - make/get/receive a phone call
 - take the phone off the hook (= remove the receiver so that the phone does not ring)
 - the line is (British English) engaged/ (especially North American English) busy
 - the phones have been (North American English) ringing off the hook (= ringing frequently)
 - put somebody through/get through to the person you want to speak to
 - put somebody on hold (= so that they must wait for the person they want to speak to)
 - call from/use a landline
 
- be/talk on a (both British English) mobile phone/mobile/(especially North American English) cell phone/(informal, especially North American English) cell
 - use/answer/call (somebody on)/get a message on your mobile phone/mobile/cell phone/cell
 - switch/turn on/off your mobile phone/mobile/cell phone/cell
 - charge/recharge your mobile phone/mobile/cell phone/cell
 - a mobile/cell phone is on/is off/rings/goes off
 - (British English) top up your mobile/cell (phone)
 - send/receive a text (message)/an SMS (message)/a fax
 - insert/remove/change a SIM card