In Pakistan, the city code 021 is used for Karachi.
According to information regarding telephone numbers in Pakistan, the NWD (Nationwide Dialing) or area code 021 is specifically designated for the major city of Karachi.
Here's a quick look based on common NWD codes:
| NWD (Area) Code | City |
|---|---|
| 021 | Karachi |
This information confirms that when you see a Pakistani phone number starting with 021 followed by digits (e.g., 021 xxxxxxxx), it is a landline number located within the Karachi area.
For further details on NWD codes in Pakistan, you can refer to resources like the Wikipedia page on Telephone numbers in Pakistan, which lists common city codes including the one for Karachi.
