Prefix Information
The prefix 312 is part of area code 651 serving St. Paul, Minnesota.
This exchange contains 10,000 possible phone numbers (651-312-0000 through 651-312-9999).
Phone numbers with prefix 312 in area code 651. Location: St. Paul, Minnesota.
The prefix 312 is part of area code 651 serving St. Paul, Minnesota.
This exchange contains 10,000 possible phone numbers (651-312-0000 through 651-312-9999).