Prefix Information
The prefix 521 is part of area code 910 serving Fayetteville, North Carolina.
This exchange contains 10,000 possible phone numbers (910-521-0000 through 910-521-9999).
Phone numbers with prefix 521 in area code 910. Location: Fayetteville, North Carolina.
The prefix 521 is part of area code 910 serving Fayetteville, North Carolina.
This exchange contains 10,000 possible phone numbers (910-521-0000 through 910-521-9999).