Prefix Information
The prefix 506 is part of area code 559 serving Fresno, California.
This exchange contains 10,000 possible phone numbers (559-506-0000 through 559-506-9999).
Phone numbers with prefix 506 in area code 559. Location: Fresno, California.
The prefix 506 is part of area code 559 serving Fresno, California.
This exchange contains 10,000 possible phone numbers (559-506-0000 through 559-506-9999).